eyewitness

US /ˈaɪˌwɪt.nəs/
UK /ˈaɪˌwɪt.nəs/
"eyewitness" picture
1.

目擊者

a person who has seen something happen, especially a crime or an accident

:
The police interviewed an eyewitness to the robbery.
警方審問了搶劫案的目擊者
Several eyewitnesses reported seeing a strange light in the sky.
幾位目擊者報告說看到天空中有一束奇怪的光。