observer
🇺🇸
/əbˈzɜːrvər/
🇬🇧
/əbˈzɜːvə(r)/
someone who watches something or someone
The observer watched the birds in the park.
觀察者在公園裡觀察鳥類。
someone who attends an event to watch and listen but not participate
The observer sat quietly during the meeting.
觀察者在會議期間安靜地坐著。
an expert who watches and studies events to understand them
The weather observer recorded daily temperatures.
氣象觀察員記錄了每日溫度。