Be not a witness against thy neighbour without cause; and deceive not with thy lips.

不可无故作见证，陷害邻舍。也不可用嘴欺骗人。

youdao

He could not get a single witness to establish independent corroboration of his version of the accident.

他找不到一个目击证人可以为他对事故的陈述提供独立的佐证。

《柯林斯英汉双解大词典》

Let me, as a witness, tell them what happened so that they will not be wrongly informed.

让我这个目击者来告诉他们所发生的事情，也免得以讹传讹。

《新英汉大辞典》

Ms. Lewinsky was not a witness in any legal proceeding at that time.

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According to the legal papers, Daugherty was not a reluctant witness at a Dondero divorce proceeding earlier this year when he testified that Dondero was manipulating his net worth calculation down so he would have to pay Rebecca less under Texas state law.

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And that despite the fact that Monica Lewinsky did not know that she was a witness -- she did not know she was a witness -- the president knew that she was a witness during his intensified efforts to get a job.

CNN