在雅思考试中，词汇是考察的重点，同时也是考生复习备考中普遍觉得比较难的点。并且，对于考生来说，词汇之所以成为难点，一方面是因为雅思考试中可能考察的词汇并没有明确的范围，考生需要根据自己的理解和相关的词汇资料进行自主的学习，词汇复习缺乏明确性，另一方面是因为词汇的复习除了掌握拼写、发音等基础知识外，还要对词汇的意思表达进行掌握和练习，这增加了考生复习的词汇量难度。基于此，考生在平时的雅思词汇复习中，要注意一些科学的词汇学习方法的掌握和运用。
作证，汉语词语，指做见证。出自《红领巾的歌·少年运动会》。意思为：当证人;提供证据。当证据。指做见证。可以作证的材料太少。下面，小编就着重为大家整理一些关于作证的英文翻译及用法，供考生学习。
1作证的英文
bear witness
testify
2作证的参考例句
The court subpoenaed her (to appear) as a witness.
法庭传她(到庭)作证。
Their testimony and cross-examination were uneventful
他们的作证和盘问是平淡无事的。
They testified that both were sound asleep
她们作证说她们目睹了孩子的出生。
Let the witness be sworn in.
让证人宣誓作证.
Give evidence about sth in a lawcourt,etc
(在法庭等上)作证
Give witness on behalf of an accused person
为被告作证
Witness the signing of a contract
在一份合同签署时作证
The life of Marx is remarkably well documented.
马克思的生平有极翔实可靠的文献作证。
(of a witness)leave the witness-box in a lawcourt after giving evidence
(指证人)(作证后)退出证人席.
The handwriting expert attested to the genuineness of the signature.
笔迹作证该签名无讹。
3作证的相关词汇
bear是什么意思：
v. 承受;忍受;生小孩;容许
n. 熊
"Bearing up , bearing up . "
马马虎虎。
They censused the bear in the forest.
他们统计调查森林中熊的数量。
To bear hard upon;press.
使痛苦不堪对某人施加困难;逼迫
witness是什么意思：
n. 目击者;见证人;证人;证据;证言
v. 目击;注意到;为...作证;证明
There is a witness everywhere
群众的眼睛是雪亮的
Wit Bought is better than wit taught
不经一事,不长一智
Long hair and short wit
头发长,见识短
testify是什么意思：
v. 作证，证明;证实
Two witnesses will testify against her and three will testify on her behalf.
两位证人将作不利于她的证明，三位将作有利于她的证明。
They testify to the extraordinary potency of his personality.
这些事情证明了他非凡的人格魅力。
It's accurateness and effectiveness are testified by the experiments.
通过实验证明该标准具有高度的准确性和有效性。
