observation
/ˌɑbzɚˈveɪʃən/
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n. 觀察；評論
- Careful observation of the stars helped ancient sailors find their way at night. 仔細觀察星星，幫助古代水手在夜裡辨認方向。
其他意思
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n. 觀察, 觀測, 注意
Observation is the action or process of carefully watching someone or something.
- careful observation of the movement of the planets
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字根
serv 服務
ob + serv + ation向、對著 + 服務 + 名詞