动词
中文翻译：观察
同义词：
['watch', 'observe', 'gaze', 'regard', 'look at']
例句：
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1. The scientist observedthe experiment carefully.
科学家仔细观察了实验。
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2.She observed the sunset from her window.
她从窗户观察到日落。
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3. The children were observing the butterfly as it flew by.
孩子们在观察蝴蝶飞行时。