observer
/əbˈzɝvɚ/
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n. 觀察者；觀察員
- Observers say the young goalkeeper could become one of the best in the league. 觀察人士說，那位年輕守門員可能會成為聯盟中最優秀的守門員之一。
其他意思
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n. 觀察者, 遵守者, 觀察員
You can refer to someone who sees or notices something as an observer.
- A casual observer would have taken them to be three men out for an evening stroll
字根
serv 服務
ob + serv + er向、對著 + 服務 + 人、物