observer

US /əbˈzɝː.vɚ/
UK /əbˈzɝː.vɚ/
"observer" picture
1.

觀察者, 旁觀者

a person who watches or notices something

:
She was a keen observer of human nature.
她是一個敏銳的觀察者
The police had an observer at the protest.
警方在抗議活動中派了一名觀察員
2.

觀察員

a person who attends a meeting or event without participating in it

:
She attended the conference as an observer, not a speaker.
她以觀察員而非發言人的身份參加了會議。
International observers were present during the elections.
國際觀察員在選舉期間在場。