n. 目击者( witness的名词复数 ); 证词; 见证（以言行证实信仰）; 见证人

v. 作证( witness的第三人称单数 ); 表示; （摆证据）…就是证据; 是…的迹象

n someone who sees an event and reports what happened

n a close observer; someone who looks at something (such as an exhibition of some kind)

n testimony by word or deed to your religious faith

n (law) a person who attests to the genuineness of a document or signature by adding their own signature

n (law) a person who testifies under oath in a court of law

v be a witness to

v perceive or be contemporaneous with