学习资料

[意       思]n. 目击者，见证人
[例]  I was a witness to the argument. 我是那场争论的见证人。
vi. 作证，证明
[例]  Several people witnessed against the accused. 几个人作了不利于被告的证明。
vt. 目击，目睹
[例]  I witnessed the traffic accident. 我目睹了那次交通事故。

更多意思

n.1.  目击者，见证人
2.  证人
3.  连署人
4.  见证

vt.1.  当场见到，目击
2.  见证, 是发生……的地点（或时间等）
3.  （为文件的签署）作证，连署
4.  是……的迹象，为……的证据
5.  ……就是证据，看……就知道

vi.1.  (witness to sth) （在法庭等上）作证, 证实
2.  (witness to sth) （为宗教信仰）做见证

参考例句

1.	He was not an impartial witness because of his affinity with the accused.
	他不是公正的见证人,因为他与被告有姻亲关系。
2.	After further examination by the prosecutionthe witness was allowed to leave the court.
	证人经原告律师讯问后,获准离开法庭。
3.	As God is my witness , that's the truth!
	上帝为我作证,一切属实！
4.	His incompetence was painful to witness .
	他很无能,让人看着难受。
5.	His tears were pathetic to witness .
	他的眼泪引起在场人的怜悯。