名词
中文翻译：观察
同义词：
['inspection', 'inspection', 'survey']
例句：
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1.The scientist conducted an observation of the new moon.
科学家对新月进行了观察。
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2. The teacher observed the students during the class.
老师在课上观察学生。
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3.The physicist made observations on the behavior of the planets.
物理学家对行星的行为进行了观察。