witness /ˈwitnis/ I. n. 1.［c］目击者；证人，见证人：witness of the accident (incident) 事故(事件)目击者；a witness to the will 遗嘱见证人；examine a witness in a court of law 在法庭上讯问证人 2.［u］证明；证言：give witness in a law court (on behalf of sb.) 在法庭上(为某人)作证 ‖II. vt. 1.目击，注意到：witness an accident 目击事故的经过；witness to having seen the man enter the building 作证说看见那人走进那屋子［考句］The last half of nineteenth century witnessed the steady improvement in the means of travel. 19世纪下叶，交通手段不断改进。 2.作…的证人：witness sb.’s will 为某人的遗嘱作证