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词汇 proof
释义 proof
noun
uk /pruːf/ us /pruːf/

proofnoun (SHOWING TRUTH)


B2[ C or U ]
a fact or piece of information that shows that something exists or is true: 证据;证物;证明
[ + that ]Do they have any proof that it was Hampson who stole the goods?他们有什么证据证明是汉普森偷了货物?
I have a suspicion that he's having an affair, though I don't have any concrete(= definite) proof.我怀疑他有婚外情,不过我没有确凿的证据。
If anyone needs proof of Andrew Davies' genius as a writer, this novel is it.如果有人需要证据证明安德鲁•戴维斯是天才作家,这本小说就是。
"How old are you?" "21." "Do you have any proof on you?"“你多大了?”“21岁。”“你身上有什么证明吗?”
Keep your receipt as proof of purchase.保留收据作为购物证明。
The police have no definitive proof of her guilt.警察并未掌握她犯罪的确凿证据。
There's no absolute proof, but all the evidence suggests (that) he's guilty.虽然没有确凿的证据,但所有证据都表明他有罪。
I'm glad I had the forethought to make a copy of the letter, as proof of what had been promised.我很庆幸自己有先见之明把那封信复印了一份,可以作为先前所作承诺的证明。
incontrovertible proof
Do you have any kind of proof of purchase?
SMART Vocabulary: related words and phrases

Proving and disproving
acid test
actions speak louder than wordsidiom
anti-sexist
attest
authenticate
demonstrable
demonstrably
demonstration of something
dispel
disprove
non-documentary
non-evidence
probatory
proof positive
provability
verification
verify
vindicate
vindication
vindicative

You can also find related words, phrases, and synonyms in the topics:


Information and messages

proofnoun (PRINTED COPY)


[ C ]
a printed copy of something that is examined and corrected before the final copies are printed: 校样
I was busy correcting proofs.我正忙着改校样。
SMART Vocabulary: related words and phrases

Copying and copies
anti-counterfeiting
anti-piracy
ape
biomimicry
blueprint
emulatively
emulous
emulously
faux
forge
pattern yourself on someone/something
photocopiable
photocopy
photostat
photostatic
transcript
unduplicated
virtualization
warmed-over
Xerox

You can also find related words, phrases, and synonyms in the topics:


Editing & compiling

Idiom


the proof of the pudding (is in the eating)
proof
adjective[ after noun ]
uk /pruːf/ us /pruːf/

proofadjective[after noun] (ALCOHOL)


of the stated alcoholic strength, a higher number meaning a greater amount of alcohol: 标准酒精度的
It says on the bottle that it's 60 percent proof.瓶子上写着酒精度为60度。
SMART Vocabulary: related words and phrases

Alcohol - general words
alcoholic
alcopop
Angostura
aperitif
bevvy
booze
intoxicant
juice
kick
libation
liquid lunch
liquor
pre-drinking
predrinks
pregaming
preload
preloading
specific gravity
usual
vinosity

You can also find related words, phrases, and synonyms in the topics:


Measuring & weighing

proofadjective[after noun] (PROTECTED)


formal
providing protection against something: 耐…的,防…的
No household security devices are proof against(= protect completely against) the determined burglar.再好的家用防盗装置也防不住一心要偷盗的窃贼。
Her virtue would be proof against his charms.她的美德使她能够抵御他的诱惑力。
SMART Vocabulary: related words and phrases

Defending and protecting
air defence
anti-bug
anti-mosquito
baby
bandobast
cocoon
duck
duck and coveridiom
embedded
featherbedding
fight back
hedge
insulate
poisonous
security camera
security light
self-protective
self-protectiveness
shelter
smother
proof
verb[ T ]
uk /pruːf/ us /pruːf/
to treat a surface with a substance that will protect it against something, especially water给(表面)作防护处理;(尤指)给…作防水处理
SMART Vocabulary: related words and phrases

Covering and adding layers
additive
asphalt
bestrew
bind
blanket
blindfold
bury
fall over
film
film over
gum
gum something up
inlaid
retile
retread
seasoned
slap
slap something on
smother something in/with something
tent
-proof
suffix
uk / -pruːf/ us / -pruːf/
protecting against, or not damaged by, a particular thing: 防…的;抗…的
a bullet-proof vest防弹背心
a waterproof/wind-proof jacket防水/挡风夹克衫
frost-proof pots for the garden花园里用的防冻花盆
SMART Vocabulary: related words and phrases

Defending and protecting
air defence
anti-bug
anti-mosquito
baby
bandobast
cocoon
duck
duck and coveridiom
embedded
featherbedding
fight back
hedge
insulate
poisonous
security camera
security light
self-protective
self-protectiveness
shelter
smother

proof | American Dictionary


proof
noun
us/pruf/

proofnoun (FACTS)


[ U ]
facts or documents that can be used to show that something is true:
You will need to have proof of citizenship in order to get a passport.

proofnoun (PRINTED COPY)


[ C ]
a printed copy of written material that is examined and corrected before final copies are printed:
Page proofs went out yesterday to all the contributors to the book.

proofnoun (CALCULATION)


[ C ] mathematics
the calculations that show how the solution to a mathematical problem or equation was reached

proofnoun (AMOUNT OF ALCOHOL)


[ U, not gradable ]
a measure of the percentage of alcohol in an alcoholic drink, equal to twice the actual percentage of alcohol:
Liquor that is 50 proof is 25% alcohol.

proof | Business English


proof
noun[ Cusually plural ]
uk /pruːf/us(alsoproof copy)
a printed copy of something that is examined and corrected before the final copies are printed:
We still had time to correct the proofs of the brochure.

Examples of proof


proof
The same can be shown for product and difference to complete the proof of the proposition.
We will sketch the proof since it uses (5).
They will be useful for the proof of the existence of an equilibrium-supporting price system.
We then extend the proof to plans of all classes.
Before we plunge into the proof of (4.37), we give a quick overview of our strategy.
Additional copies, not exceeding 200, may be had at cost price : these should be ordered when the final proof is returned.
We first tried to adapt these systems to proof systems.
This latter approach is favoured in semantical investigations as it renders no proof-theoretical problems when forming term models.
As there many cases and subcases, we sketch the general proof and then present in detail two of them.
We omit its proof since the proof is straightforward.
The proof of the next result is straightforward and omitted.
We leave the straightforward proof of this to the reader.
The proof of the following result is straightforward.
The proof for the case of a continuously stratified fluid between rigid boundaries is straightforward.
The proof is relatively straightforward; we give a sketch but omit the details.
See all examples of proof
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocations withproof


proof

These are words often used in combination with proof.

Click on a collocation to see more examples of it.


absolute proof
And evidence is not the same as absoluteproof.
actual proof
They reduce the amount of memory needed by an actualproof-checker to check a development.
ample proof
Our analytical treatment of small disturbances gave ample proof of this.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
See all collocations with proof
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