proof
proof 英 [pru:f] 美 [pruf]
n. 证据； adj. 防…的；抗…的
进行时:proofing 过去式:proofed 过去分词:proofed 第三人称单数:proofs 名词复数:proofs
- Proof is the evidence that shows something is true or valid. When you show the logical steps that take you from your hypothesis that the world is round to the conclusion that it is, you're formulating a proof.
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- n. 证据；
- adj. 防…的；抗…的
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1. positive/conclusive proof
确切的╱确凿的证据
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2. Can you provide any proof of identity?
你能提供什么身分证明吗？
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3. Keep the receipt as proof of purchase.
保存发票，作为购物证明。
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4. There is no proof that the knife belonged to her.
没有证据证明那把刀子是属于她的。
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5. rainproof/windproof clothing
防雨╱防风服装
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6. proofed canvas
做过防水处理的帆布
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7. The car has childproof locks on the rear doors.
汽车后门装有防止儿童开启的锁。
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8. an inflation-proof pension plan
已考虑通货膨胀的养老金计划
- proof (n.) early 13c., preove "evidence to establish the fact of (something)," from Anglo-French preove, Old French prueve "proof, test, experience" (13c., Modern French preuve), from Late Latin proba "a proof," a back-formation from Latin probare "to prove" (see prove). "The devocalization of v to f ensued upon the loss of final e; cf. the relation of v and f in believe, belief, relieve, relief, behove, behoof, etc. [OED].
- proof (v.) 1834, "to test," from proof (n.). From 1950 as short for proofread (v.). Related: Proofed; proofing.
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