certain

高中CET4CET6

英[?s??tn]
美[?s??rtn]

基本釋義

adj.
肯定的; 無(wú)疑的; 輕微的; 某個(gè),某些,某位
pron.
某些(不提及人或事物的名稱時(shí)用)

詞性變化

實(shí)用例句

Are you absolutely certain about this?

你對(duì)這事絕對(duì)確信無(wú)疑嗎?

牛津詞典

I'm not certain who was there.

我無(wú)法確定誰(shuí)當(dāng)時(shí)在場(chǎng)。

牛津詞典

To my certain knowledge he was somewhere else at the time (= I am sure about it) .

我敢肯定他當(dāng)時(shí)在別處。

牛津詞典

For certain personal reasons I shall not be able to attend.

由于某種個(gè)人原因,我將不能出席。

牛津詞典

Certain people might disagree with this.

某些人對(duì)這事可能不會(huì)贊同。

牛津詞典

They refused to release their hostages unless certain conditions were met.

除非某些條件得到滿足,否則他們不會(huì)釋放人質(zhì)。

牛津詞典

It was a certain Dr Davis who performed the operation.

是一位叫戴維斯的醫(yī)生做的手術(shù)。

牛津詞典

That's true, to a certain extent .

在一定程度上的確如此。

牛津詞典

If you want to be certain of getting a ticket, book now.

要想有把握買(mǎi)到票,現(xiàn)在就得預(yù)訂。

牛津詞典

She wasn't certain (that) he had seen her.

她不敢肯定他見(jiàn)過(guò)她。

牛津詞典

The climbers face certain death if the rescue today is unsuccessful.

救援行動(dòng)如果今天不能成功,登山隊(duì)員必死無(wú)疑。

牛津詞典

It is certain that they will agree/They are certain to agree.

他們肯定會(huì)同意。

牛津詞典

She looks certain to win an Oscar.

看來(lái)奧斯卡金像獎(jiǎng)非她莫屬。

牛津詞典

You owe a certain person a sum of money...

你欠某人一筆錢(qián)。

They'll have to give up completely on certain of their studies.

他們將不得不徹底放棄某些研究。

She managed to arrange for them to be hidden in the house of a certain Father Boduen.

她設(shè)法安排他們藏在一個(gè)叫博迪恩的神父家里。

That was the very reason why he felt a certain bitterness...

那就是為什么他感到有些痛苦。

There is a certain impatience among some of the soldiers...

有些士兵有點(diǎn)兒不耐煩。

There will be certain people who'll say 'I told you so!'...

一定有人會(huì)說(shuō):“我怎么跟你說(shuō)來(lái)著!”

It is certain that Rodney arrived the previous day.

羅德尼肯定是頭天到的。

He had been there four times to my certain knowledge.

我確定他去過(guò)那兒4次。

She couldn't know what time he'd go, or even for certain that he'd go at all...

她不知道他何時(shí)走,就連他到底走不走都說(shuō)不準(zhǔn)。

Hill had to find out for certain.

希爾得弄個(gè)清楚。

Firstly, they must make certain that their pension needs are adequately catered for...

首先,他們得確保他們能獲得足夠的養(yǎng)老金。

To make extra certain, a police helicopter kept watch from the skies.

為確保萬(wàn)無(wú)一失,一架警用直升機(jī)一直在空中警戒。

One thing is certain, both have the utmost respect for each other...

有一點(diǎn)可以肯定,那就是雙方都非常尊重對(duì)方。

We are not certain whether the appendix had already burst or not...

我們不敢肯定闌尾是否已經(jīng)破裂。

However, the scheme is certain to meet opposition from fishermen's leaders...

然而,這項(xiàng)計(jì)劃一定會(huì)遭到漁民領(lǐng)袖的反對(duì)。

It's not certain they'll accept the Front's candidate if he wins...

即便來(lái)自陣線的候選人獲勝,他們能否接受他還說(shuō)不準(zhǔn)。

She's absolutely certain she's going to make it in the world...

她堅(jiān)信自己會(huì)出人頭地。

真題例句

Donohue, now a history teacher, agrees that it helped during certain parts of her education: I can definitely remember what I learned on certain days at school.

出自-2017年6月閱讀原文

Consumers are loyal to certain brands.

出自-2017年6月閱讀原文

The study, which followed more than 2,000 healthy adults between the ages of 18 and 60, found that certain mental functions—including measures of abstract reasoning, mental speed and puzzle-solving—started to dull as early as age 27.

出自-2016年6月閱讀原文

In general, Salthouse and his colleagues found, certain aspects of cognition generally started to decline in the late 20s to 30s.

出自-2016年6月閱讀原文

Declining mental function is often seen as a problem of old age, but certain aspects of brain function actually begin their decline in young adulthood, a new study suggests.

出自-2016年6月閱讀原文

The helpless ones believe intelligence is a fixed characteristic: you have only a certain amount, and that's that.

出自-2016年12月閱讀原文

It's commonly known that certain diseases are linked with occupations like lung disease in coal miners.

出自-2016年12月閱讀原文

It might mean monitoring employee productivity on a digital leaderboard and offering prizes to the winners, or giving employees digital badges or stars for completing certain activities.

出自-2016年12月閱讀原文

Early kites were built for certain uses.

出自-2015年12月聽(tīng)力原文

Any research that suggests that abilities to perform certain behaviors are based in biology is controversial.

出自-2010年12月閱讀原文

Only certain parts of the eye can be replaced.

出自-2011年6月聽(tīng)力原文

A drop in oxygen pressure can cause headaches in certain individuals.

2019年12月四級(jí)真題(第三套)閱讀 Section A

Also, certain types of bacteria are extremely harmful, and it takes only a small number to make you sick.

2018年12月四級(jí)真題(第三套)閱讀 Section B

Back in June, the Federal Communications Commission fined AT&T $100 million over accusations that the carrier secretly reduced wireless speeds after customers consumed a certain amount of data.

2017年6月四級(jí)真題(第二套)閱讀 Section A

California has been facing a drought for many years now, with certain areas even having to pump freshwater hundreds of miles to their distribution system.

2018年12月四級(jí)真題(第一套)閱讀 Section C

Donohue, now a history teacher, agrees that it helped during certain parts of her education: "I can definitely remember what I learned on certain days at school."

2017年6月四級(jí)真題(第一套)閱讀 Section B

In the second experiment meant to pit the mice's hunger against their fear, hungry mice were placed in a cage that had certain "fox-scented" areas and other places that smelled safer but also had food.

2018年6月四級(jí)真題(第二套)聽(tīng)力 Section C

It has been found that not eating breakfast is related to the incidence of certain diseases in some countries.

2019年12月四級(jí)真題(第三套)閱讀 Section B

Or like speeding, it's very easy to put speed cameras in certain places.

2016年6月四級(jí)真題(第二套)聽(tīng)力 Section B

Public health groups applauded the approved tax as a step toward fixing certain lasting health issues that plague Americans.

2019年12月四級(jí)真題(第一套)閱讀 Section C

Student teachers are motivated to help Betty master certain materials.

2018年6月四級(jí)真題(第三套)閱讀 Section C

The medical community also takes aging for granted, and can do nothing about it except keep people within a certain health range.

2017年12月四級(jí)真題(第二套)閱讀 Section C

These games will get you used to thinking in a certain way.

2019年12月四級(jí)真題(第二套)聽(tīng)力 Section C

This is only at certain times and on condition that they are processed at factories based near Japanese ports.

2018年12月四級(jí)真題(第一套)聽(tīng)力 Section A

They have changed the previous migration habits of certain birds.

出自-2017年6月閱讀原文

The challenge is if certain types of people are doing something, it's difficult for other people to break into it, said Po-Shen Loh, the head coach of last year's winning U.S.Math Olympiad team.

出自-2017年6月閱讀原文

The belief that research data is private intellectual propertyThe concern that certain agencies may make a profit out of it.

出自-2017年6月閱讀原文

In fact, they are prescribed and they’regiven at a certain level, a dosage that is understood by a practitioner who’s been trained.

出自-2016年6月聽(tīng)力原文

Without sustained external pressure it seems certain Mr.

出自-2016年12月閱讀原文

They had certain ingredients missing.

出自-2016年12月閱讀原文

Racial terms are still useful in certain fields of study.

出自-2016年12月閱讀原文

There are certain products andservices that are very suitable for selling online, and others that simply don’t work.

出自-2015年12月聽(tīng)力原文

But economists who study the relationship between money and happiness have consistently found that, above a certain income, the two do not reliably correlate.

出自-2013年12月閱讀原文

Certain conclusions are nonetheless clear

出自-2013年12月閱讀原文

First, we decide whether we are superior or inferior to others on certain dimensions, such as attractiveness, intelligence, popularity, etc.

出自-2012年12月閱讀原文

At certain stages of life, especially adolescence, the pressure to be seen as similar to peers is immense

出自-2012年12月閱讀原文

On occasions it is the fear that certain disclosures may be unacceptable to family or friends that motivates an individual to seek professional help.

出自-2012年12月閱讀原文

It is by no means certain that the settlement will be?enacted?(執(zhí)行)?–?it is the subject of afairness hearing in the US courts.

出自-2011年12月閱讀原文

But?what is certain is that, in some way or other, Google's entrance into digital book selling will have a?significant impact on the book world in the years to come

出自-2011年12月閱讀原文

That conclusion was reinforced by another finding: that their opposition appeared to soften when that fiscal burden decreased, as occurred with welfare reform in the 1990s, which curbed immigrants' access to certain benefits.

出自-2011年6月閱讀原文

It takes a certain type of person who will bang his head against the wall because you believe you'll find the solution.

出自-2010年12月閱讀原文

This might seem like the ultimate defeat for racism, but ignoring the race of certain select individuals—a phenomenon that psychologists call subtyping—also has an insidious (隱伏的) side.

出自-2010年6月閱讀原文

Mandelbrot, who did the experiment with stock exchanges prices, for example, noted that although the outcomes were variable, there were in fact certain constancy

出自-2013年6月聽(tīng)力原文

There are certain underlying similarities

出自-2013年6月聽(tīng)力原文

Explain certain natural phenomena.

出自-2013年6月聽(tīng)力原文

It enhances immunity to certain diseases

出自-2013年6月聽(tīng)力原文

Workers have the legal rights to refuse certain unsafe work assignments under two federal laws: the Occupational Safety and Health Act and the National Labor Relations Act.

出自-2012年12月聽(tīng)力原文

And grass-fed dairy and meat have been shown to be higher in certain nutrients and healthy fats.

2019年12月六級(jí)真題(第三套)閱讀 Section B

But even without gadgets that understand our spoken commands, research suggests that, as bizarre as it sounds, under certain circumstances, people regularly ascribe human traits to everyday objects.

2019年12月六級(jí)真題(第三套)閱讀 Section A

But there are certain situations that do warrant extra protein.

2019年12月六級(jí)真題(第二套)閱讀 Section B

Flight attendants, firefighters, and police officers have to be over a certain height, and be physically fit.

2017年12月六級(jí)真題(第一套)聽(tīng)力 Section C

When a tree first starts growing in a certain area, it's likely that the 27 climatic envelope—the temperature, humidity, rainfall patterns and so on—suits it.

2016年12月六級(jí)真題(第一套)閱讀 Section A

However, there are certain advantages of public universities, such as the fees being free.

2016年6月六級(jí)真題(第二套)聽(tīng)力 Section A

I'm certain of it, absolutely, especially if it's difficult for a competitor to copy.

2016年6月六級(jí)真題(第一套)聽(tīng)力 Section A

In fact, they are prescribed and they're given at a certain level, a dosage that is understood by a practitioner who's been trained.

2016年6月六級(jí)真題(第二套)聽(tīng)力 Section B

It is certain that the Census procedures, which lump the online sales of major traditional retailers like Walmart with "'non-store retailers" like food trucks, can mask major changes in individual retail categories.

2019年6月六級(jí)真題(第一套)閱讀 Section B

Joseph has learned that a farmer has to have a certain mindset to successfully convert.

2019年12月六級(jí)真題(第三套)閱讀 Section B

So it was pretty certain that the enemy would not be able to understand the code talkers.

2018年6月六級(jí)真題(第二套)聽(tīng)力 Section B

The developing brain, the report says, is particularly vulnerable to the toxic effects of certain chemicals these products may contain, and the damage they cause can be permanent.

2015年12月六級(jí)真題(第一套)閱讀 Section A

There are certain products and services that are very suitable for selling online, and others that simply don't work.

2015年12月六級(jí)真題(第一套)聽(tīng)力 Section C

When they detect an extended dry period, they divert their metabolisms, producing sugars and certain stress- associated proteins and other materials in their tissues.

2018年6月六級(jí)真題(第一套)閱讀 Section B

without sustained external pressure it seems certain Mr. Cameron would still be hooked on the interests of big tobacco companies

2016年12月六級(jí)真題(第三套)閱讀 Section C

Beyond a certain point, though, further stress will only lead to exhaustion, illness and finally a breakdown.

2016年高考英語(yǔ)上海卷 語(yǔ)法填空 B 原文

But one thing is certain, all people encounter mountains in their life.

2018年高考英語(yǔ)天津卷 閱讀理解 閱讀表達(dá) 原文

Chimps will cooperate in certain ways, like gathering in war parties to protect their territory.

2016年高考英語(yǔ)江蘇卷 閱讀理解 閱讀B 原文

Dig a hole of a certain size.

2017年高考英語(yǔ)全國(guó)卷1 閱讀理解 閱讀D 選項(xiàng)

Explain why the number of certain species has declined.

2015年高考英語(yǔ)浙江卷 閱讀理解 閱讀C 選項(xiàng)

For some reason, when certain shows switched into a commercial, a loud noise would sound for a few seconds.

2015年高考英語(yǔ)全國(guó)卷2 閱讀理解 閱讀A 原文

Govemments could order the sharing of certain kinds of data, with users' consent.

2017年高考英語(yǔ)江蘇卷 閱讀理解 閱讀C 原文

If certain kinds begin to disappear from the ocean, Dutkiewicz said, it will change the type of fish that will be able to survive.

2019年高考英語(yǔ)北京卷 閱讀理解 閱讀D 原文

If you are a teenager living in certain parts of the province, you could be eligible for this program.

2019年高考英語(yǔ)全國(guó)卷I 閱讀理解 閱讀A 原文

Medical research often makes use of the forests' plant and animal life, and the destruction of such species could prevent researchers from finding cures for certain diseases.

2015年高考英語(yǔ)陜西卷 閱讀理解 閱讀B 原文

One thing is certain: the truth about love is not yet set in stone.

2015年高考英語(yǔ)上海卷 完形填空 原文

One thing is for certain—Larry went above and beyond the call of duty by getting so close to the burning vehicle! His efforts most likely saved the woman's life.

2016年高考英語(yǔ)全國(guó)卷1 完形填空 原文

The change in how coffee is grown from shade-grown production to full-sun production endangers the very existence of, certain animals and birds, and even disturbs the world's ecological balance.

2015年高考英語(yǔ)陜西卷 閱讀理解 閱讀B 原文

They are affected by certain body chemicals.

2017年高考英語(yǔ)浙江卷(6月) 閱讀理解 閱讀B 選項(xiàng)

To ensure the safe operation of the smoke detector, one should make certain the red light is working.

2018年高考英語(yǔ)天津卷 閱讀理解 閱讀A 題設(shè)

Trying to help injured, displaced or sick creatures can be heartbreaking; survival is never certain.

2017年高考英語(yǔ)全國(guó)卷1 閱讀理解 閱讀B 原文

Up to a certain point, the more stress you are under, the better your performance will be.

2016年高考英語(yǔ)上海卷 語(yǔ)法填空 B 原文

Even today, in our industrial life, apart from certain values of industriousness and thrift, the intellectual and emotional reaction of the forms of human association under which the world's work is carried on receives little attention as compared with physical output.

出自-2009年考研翻譯原文

Anecdotal evidence of this kind fits nicely with the idea that only certain special people can drive trends.

出自-2010年考研閱讀原文

Far less certain, however, is how successfully experts and bureaucrats can select our peer groups and steer their activities in virtuous directions.

出自-2012年考研閱讀原文

They often include a certain amount of digging to test for buried materials at selected points across a landscape.

出自-2014年考研閱讀原文

Factors such as the place and period in which we are reading, our gender ethnicity, age and social class will encourage us towards certain interpretation but at the same time obscure or even close off others.

出自-2015年考研閱讀原文

And I felt like that again, to a certain degree, when people responded to the blog so well.

2013年考研真題(英語(yǔ)二)閱讀理解 Section Ⅱ

Certain jobs have gone away for good, outmoded by machines.

2014年考研真題(英語(yǔ)二)閱讀理解 Section Ⅱ

Far less certain, however, is how successfully experts and bureaucrats can select our peer groups and steer their activities in virtuous directions.

2012年考研真題(英語(yǔ)一)閱讀理解 Section Ⅱ

Restrictions that keep highly polluting cars out of certain areas - city centers, school streets", even individual roads - are a response to the absence of a larger effort to properly enforce existing regulations and require auto companies to bring their

2020年考研真題(英語(yǔ)二)閱讀理解 Section Ⅱ

The decisions made it more difficult for states to collect sales tax on certain online purchases.

2020年考研真題(英語(yǔ)一)翻譯 Section Ⅲ

The Europe Union is now considering legislation to compel corporate boards to maintain a certain proportion of women—up to 60 per cent.

2013年考研真題(英語(yǔ)二)閱讀理解 Section Ⅱ

The theory also seems to explain the sudden and unexpected popularity of certain looks, brands, or neighborhoods.

2010年考研真題(英語(yǔ)一)閱讀理解 Section Ⅱ

Through experiments and observation, social scientists like Dr. Berning have learned that there is power in tying certain behaviors to habitual cues through ruthless advertising.

2010年考研真題(英語(yǔ)二)閱讀理解 Section Ⅱ

To a certain extent, our ability to excel in making the connections that drive intelligence is inherited.

2014年考研真題(英語(yǔ)一)完形填空 Section Ⅰ

英英釋義

Adjective
  • 1. definite but not specified or identified;

    "set aside a certain sum each week"

    "to a certain degree"

    "certain breeds do not make good pets"

    "certain members have not paid their dues"

    "a certain popular teacher"

    "a certain Mrs. Jones"

  • 2. having or feeling no doubt or uncertainty; confident and assured;

    "felt certain of success"

    "was sure (or certain) she had seen it"

    "was very sure in his beliefs"

    "sure of her friends"

  • 3. established beyond doubt or question; definitely known;

    "what is certain is that every effect must have a cause"

    "it is certain that they were on the bus"

    "his fate is certain"

    "the date for the invasion is certain"

  • 4. certain to occur; destined or inevitable;

    "he was certain to fail"

    "his fate is certain"

    "In this life nothing is certain but death and taxes"- Benjamin Franklin

    "he faced certain death"

    "sudden but sure regret"

    "he is sure to win"

  • 5. established irrevocably;

    "his fate is sealed"

  • 6. capable of being depended on;

    "a quick and certain remedy"

    "a sure way to distinguish the two"

    "wood dust is a sure sign of termites"

  • 7. exercising or taking care great enough to bring assurance;

    "be certain to disconnect the iron when you are through"

    "be sure to lock the doors"

同義詞辨析

sure, certain, definite, positive

這些形容詞均含"無(wú)疑的,確信的"之意。

  • sure: 側(cè)重主觀上對(duì)某事確信無(wú)疑。
  • certain與sure同義,但語(yǔ)氣比sure強(qiáng),著重指有確切理由或不容置疑的證據(jù)所支持的確信。
  • definite: 指已毫無(wú)懷疑的余地。
  • positive: 語(yǔ)氣強(qiáng)烈,指對(duì)自己的看法或作的結(jié)論的正確性有不可動(dòng)搖的信念。

同義詞

adj.某;某種程度的

particularspecialsome

adj.確鑿的;確信的

positivesuredefinite

反義詞

adj.無(wú)疑的;可靠的

uncertaindoubtful

其他釋義

doubtfuluncertain

最新英語(yǔ)單詞

行業(yè)英語(yǔ)