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TOEFL BNC: 1183 COCA: 1906

doubt

Word family 
doubt1 /daʊt/ ●●● S1 W1 noun
1  UNCERTAIN FEELING[countableC, uncountableU]NOT SURE a feeling of being not sure whether something is true or right 不確定，懷疑
doubt about
The incident raises doubts about the safety of nuclear power.
這一事故讓人對核動力的安全性産生了懷疑。
doubt as to
Some government ministers had serious doubts as to whether the policy would work.
一些政府部長對此項政策是否能起作用有很大的疑問。
There was still one little nagging doubt at the back of his mind.
他的心頭仍有一絲揮之不去的疑慮。
There’s no doubt that he was a major artist.
毫無疑問他是個大藝術家。
2  no doubt TRUEused when you are saying that you think something is probably true 無疑，很可能
No doubt you’ll have your own ideas.
當然，你會有自己的想法。
She was a top student, no doubt about it (=it is certainly true).
她是一個優秀的學生，這是毫無疑問的。
Examples from the Corpus
no doubt about it• Oh yeah, I was blocking; no doubt about it.• Schleiermacher had no doubts about it: it was the fundamental axiom of his whole system.• The budget cuts will hurt, no doubt about it.• Nuri had had a good idea, no doubt about it, and many people picked up on it.• With regard to the 1990 figures, there was, as Vogelmann put it, no doubt about it.• Created by the Schumi team There's no doubt about it - sleek hair shines on!• That's what people want, there's no doubt about it.• There's no doubt about it!• Sure, the real thing ruining this city is the war, no doubt about it.
3  if/when (you’re) in doubt ADVISEused when advising someone what to do if they are uncertain about something 如（你）無把握，如（你）有懷疑〔用於建議〕
If in doubt, consult your doctor.
如有疑問，咨詢醫生。
Examples from the Corpus
if/when (you’re) in doubt• When in doubt or when scared or when pressed, count.• When in doubt, you take.• Always be ready to release during the take-off run and if in doubt, abandon the take-off.• But if in doubt, ask!• The soldier's motto, Price had told the men: when in doubt go forward.• The first is a good motto: when in doubt, take them out.• In other words, if in doubt, don't take a chance.
4  be in doubt UNCERTAINif something is in doubt, it may not happen, continue, exist, or be true 不肯定，沒把握
The future of the peace talks is in doubt.
和談前途未蔔。
Examples from the Corpus
be in doubt• The building's future remained in doubt until the government agreed to restore it.• The outcome of the case never seemed in doubt.• As wide an interpretation as possible should always be used in any case where the application of the Agreement is in doubt.• Cadfael watched him and was in doubt.• After yet another injury, his football career is in doubt.• In the crisis social welfare concerns were made superfluous, as even the preservation of employment was in doubt.• Unfortunately, I was in doubt a lot and wound up with a virtual school of commas swimming through my sentences.• After the first success, that could never be in doubt.• But no-one was in doubt that the real winner was disabled sport.• Prospects for progress in the peace talks are very much in doubt.• The registry of the vessel was in doubt yesterday.• What is in doubt is the basis of the design philosophy.
5  beyond doubt CERTAINLY/DEFINITELYif something is beyond doubt, it is completely certain 確實，確鑿，無疑
The prosecution must prove beyond reasonable doubt that the accused is guilty of the crime.
控方必須確鑿無疑地證明被告有罪。
put the game/result/match beyond doubt (=do something which makes it certain that a particular player or team will win a match) 使競賽分出勝負/確定結果/給比賽定勝負
Ferdinand’s second goal put the game beyond doubt.
費迪南德的第二個進球決定了比賽的勝負。
Examples from the Corpus
put the game/result/match beyond doubt• But, 10 minutes from time, Colchester finally put the result beyond doubt.• However, Singh put the result beyond doubt by taking a single off the next delivery.• Then up stepped Paul Simpson, to put the game beyond doubt with a blistering penalty.
6  without doubt EMPHASIZEused to emphasize an opinion 確實，的確〔用於強調某個觀點〕
Jo is without doubt one of the finest swimmers in the school.
喬毫無疑問是學校最優秀的遊泳選手之一。
7  open to doubt DON'T THINK SO/DOUBT ITsomething that is open to doubt has not been proved to be definitely true or real 有待證明的
The authenticity of the relics is open to doubt.
這些文物的真假有待考證。
Examples from the Corpus
open to doubt• But the political and military efficacy of the pacts was always open to doubt.• Faith is something which is merely believed, so it must always expect to be open to doubt.• Whether this kind of Labour Party is capable of winning a general election is open to doubt.• But whether that amounts to a positive incentive for companies to boost production and revive investment plans is open to doubt.• Whether it will help in breaking two-party politics is open to doubt.• Whether it will ever be finished is now open to doubt.• Of course, even if accurately transmitted the reliability of this poetry is still open to doubt.• Further, and more important, it was open to doubt whether the nobility was properly trained for war.
→ self-doubt, → give somebody/something the benefit of the doubt at benefit1(4)
 COLLOCATIONS
verbs
have doubts 有懷疑
Scientists still have some doubts about the theory.
科學家們對這一理論仍有疑問。
have your doubts (=have some doubts) 有懷疑
Everyone else thinks it’s a good idea, but I have my doubts.
其他人都覺得這是個好主意,但我卻有所懷疑。
have no/little doubt 絲毫不懷疑
I have no doubt that you are right.
我毫不懷疑你是正確的。
be in no/any doubt about something 對某事沒有絲毫懷疑/頗有懷疑
The government is in no doubt about the seriousness of the situation.
政府絲毫不懷疑局勢的嚴重性。
leave no/little doubt (that) (=make people sure or almost sure about something) 毫無疑問
The evidence left no doubt that he was the murderer.
證據毫無疑問地表明他是兇手。
cast/throw doubt on something (=make people unsure about something) 使人懷疑某事物
Research has cast doubt on the safety of mobile phones.
研究使人們對移動電話的安全性産生了懷疑。
raise doubts about something (=make people unsure about something) 引起對某事物的懷疑
nHis handling of the matter has raised doubts about his competence.
call/throw something into doubt (=make people unsure about something) 使人們對某事物産生懷疑
nThe accuracy of his account was called into doubt.
express/voice doubts (=say that you have doubts) 表示懷疑
nMany people expressed doubts about the necessity of the war.
adjectives
serious/grave doubts 深深的懷疑
They have some serious doubts as to his honesty.
他們很懷疑他的誠實。
considerable doubts 很大的懷疑
nI had considerable doubts about accepting the job.
a lingering/nagging doubt (=one that does not go away) 揮之不去的疑問
nI still had a nagging doubt that there might be something seriously wrong.
phrases
there is no/little/some doubt (=used to talk about how sure people are about something) 沒有/幾乎沒有/有一些懷疑
There is little doubt that he will play for England one day.
幾乎沒有疑問,他終有一天會代表英格蘭參賽。
without a shadow of a doubt (=without any doubt) 沒有一絲疑問
I knew without a shadow of a doubt that I was going to win.
我確信自己會赢。
an element of doubt (=a slight doubt) 一絲懷疑
nThere’s an element of doubt about his true age as he doesn’t have a birth certificate.
not the slightest doubt (=no doubt) 沒有一絲懷疑
nThere’s not the slightest doubt in my mind about it.
Examples from the Corpus
doubt• I hope to convince any doubters in the audience that our policies will work.• However, some critics have expressed doubts over whether future governments can be locked into the promises.• He worked to dispel his doubts about his friend as though to pass another test, like his ordeal in the park.• If in doubt, try the front door.• Little doubt what the weight of opinion was there.• It casts more doubt on Wallace's conviction in 1981 of the killing of his friend, antique dealer Jonathan Lewis.• There seems no doubt ever in your minds that the Emperor is more powerful than you are, or Hari Seldon wiser.• Then he thought of Benedicta and felt a twinge of doubt.• There seems to be some doubt as to what warnings were given.• There are still some doubts about her suitability for the job.• Especially in the early thirties, the ideas in the central tradition acted powerfully to breed such doubts.
There’s no doubt that• There's no doubt that brushed chrome and quality buttons are preferable to ill-fitting plastic.• There's no doubt that the Conwy Valley line is one of Britain's best known and loved branch lines.• There's no doubt that the ideal size, space and pocket permitting, is a 3' or 4' tank.• There's no doubt that there is a case for saying that Bayfield is too big for front-jumping.• But there's no doubt that using energy efficiently reduces the emission of greenhouse gases.• But there's no doubt that while they're here, these children stand a far better chance of becoming adults.• In practice, there's no doubt that they know what they're doing.
doubt2 ●●● S2 verb [transitiveT not in progressive]
1  DON'T THINK SO/DOUBT ITto think that something may not be true or that it is unlikely 懷疑，不確信
Kim never doubted his story.
金對於他講的事情從不懷疑。
doubt (that)
I doubt we’ll ever see him again.
我想我們再也見不到他了。
doubt if/whether
You can complain, but I doubt if it’ll make any difference.
你可以投訴，但是我看未必有用。
‘Do you think there’ll be any tickets left?’ ‘I doubt it (=I don’t think so).’
“你認爲還會有餘票嗎？” “我看是沒有了。”
2  DON'T THINK SO/DOUBT ITto not trust or have confidence in someone 不信任〔某人〕，對〔某人〕沒有信心
I never doubted myself. I always knew I could play tennis at this level.
我從來都相信自己，一向都知道我網球能打出這個水平。
She loved him, and had never doubted him.
她愛他，對他從來沒有産生過懷疑。
I have no reason to doubt his word (=think that he is lying).
我沒有理由不相信他的話。
—doubter noun [countableC]
n Grammar
Patterns with doubt
You doubt whether someone can do something:
I doubt whether we can afford a new car.
She doubted whether she could trust him again.
You doubt whether something will happen:
I doubt whether the plan will work.
He doubted whether this would happen.
You can also say doubt if with the same meaning as doubt whether:
I doubt if we can afford a new car.
I doubt if the plan will work.
You can also say doubt that:
I doubt that we can afford a new car.
I doubt that the plan will work.
✗Don’t say: doubt about
Using the progressive
The verb doubt is not usually used in the progressive. You say:
I doubt he’ll come to the party.
✗Don’t say: I am doubting he’ll come to the party.
 THESAURUS
doubt to think that something may not be true or that it is unlikely 懷疑,不相信
‘Do you think she really is eighteen?’ ‘I doubt it.’
“你覺得她真是18歲嗎？” “我懷疑。”
There was so much noise that I doubt if anyone slept.
聲音那麽吵,我懷疑有沒有人睡得着。
be doubtful/dubious /ˈdjuːbiəs $ ˈduː- / to doubt that something will happen, is true, or is a good idea 不確定
Economists are doubtful that the situation will improve this year.
經濟學家不能肯定今年形勢會好轉。
‘You can eat the whole fish including the head.’ Janey looked dubious.
“你可以把魚連頭整個都吃下去。” 珍妮看上去有些疑惑。
nWhen my husband suggested emigrating, I was dubious at first.
nMum looked doubtful when I suggested having a party for all my friends.
have reservations to feel that a plan or idea may not be good because you think there may be some problems with it 持保留意見
Health care professionals had reservations about giving both vaccines together.
醫療保健專業人士對同時注射兩種疫苗持保留意見。
have misgivings to feel worried about doing something, because it may have a bad result 有疑慮
Ralph had serious misgivings about changing his career at the age of 50.
拉爾夫對於50歲改行有很大的顧慮。
have mixed feelings to be unsure exactly how you feel about something or someone because there are both good and bad things about them 心情複雜[矛盾]
I have very mixed feelings about moving house – it’s exciting but I’ll miss this area.
對於搬家我心情很複雜——搬家是令人興奮的,但我又會懷念這個地方。
have second thoughts to start having doubts about whether a decision you have just made is the right one 〔對先前的決定〕産生懷疑；改變想法
I liked the dress in the shop, but when I got it home I had second thoughts.
在商店的時候我喜歡那條連衣裙,可是買回家後,我的想法變了。
Examples from the Corpus
doubt• He wondered how he could ever have doubted her.• In all the years I knew him I never once doubted his story.• We'd better go to the party, but I doubt if it'll be very exciting.• He may be able to do a good job, but I doubt it.• It was possible that Maggie had been delayed, but he doubted it.• No-one can doubt its power to evoke the imagination of millions upon millions of people through the ages and today.• Her sincerity made me doubt my own version of events.• Who could doubt that at this late date?• They doubt that Caravaggio was even homosexual, as is widely believed.• I doubted that I would find one in time.• Still, I could not doubt that my vision had occurred, even though I had no way to verify it.• Some people doubted that the attacks on the American ships had actually taken place.• He doubted that the car was hers because everyone knew she had no money.• At the time we seriously doubted that the doctor had got the diagnosis right.• The Navy never seriously doubted the inquiry's findings.• She says she'll leave him, but I doubt very much that she will.• I doubt whether I'll be able to find a decent car for the price I can afford.• They seriously doubted whether the letter had ever existed.• I very much doubt whether we'll get someone for the job by September.
I doubt it• He might show up later, but I doubt it.• And will the plant achieve its quota of employees with disabilities? I doubt it. 2.• I might ask for sand, though I doubt it.• It seemed to go on for a long time, but I doubt it was more than a minute or two.• Maybe next time we shall consign the polls to their proper place alongside the racing tips, but somehow I doubt it.• Was he interested anyway? I doubt it.• Will they? I doubt it.• Would I ever look at nature that way, as something so kind, so fundamentally good? I doubted it.
doubt ... word• But in speech, these words are specifically pointed out so that the listener can be in no doubt.• Once the issue is validly raised, the prosecution has the burden of disproving it beyond reasonable doubt.• Here, then, the doubts about precatory words are reasonable doubts whether they clearly express an intention on the part of a testator.• Once you doubt my word, that's it.• I expect you will not doubt my word too?• She doubted the words would even be able to leave her mouth.
Origin doubt2
(1200-1300) French douter, from Latin dubitare

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