释义
attack fiercely or unexpectedly
猛攻；袭击
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the army fell on the besiegers .部队对围攻者发动了猛烈攻击。
seize enthusiastically
急切地抓住
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she fell on the sandwiches as though she had not eaten in weeks .她迫不及待地抓起三明治，就吃，好像几个星期没有吃过东西一样。
(of someone's eyes or gaze)be directed towards
（视线，目光）投向
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her gaze fell on the mud-stained coverlet .她的目光落在了沾满泥浆的床罩上。
(of a burden or duty)be borne or incurred by
（负担，责任）由…承担（或引起）
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the cost of tuition should not fall on the student .学费不应由学生来承担。
