名词中文翻译
中文翻译：机警
同义词：
['alert', 'vigilant', 'sharp-eyed例句：1. The policeman was very alert to the danger.（警察非常警觉于危险。）2. He is a sharp-eyed man who can spot any inconsistency.（他是个敏锐的人，能发现任何不一致之处。）']
例句：
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1. The policeman was very alert to the danger.
警察非常警觉于危险。
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2. He is a sharp-eyed man who can spot any inconsistency.
他是个敏锐的人，能发现任何不一致之处。
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3. The cat was so alert that it could hear the mouse at the edge of the room.
这只猫非常警觉，可以听到房间边缘的老鼠。