名词
中文翻译：抱怨
同义词：
['discontent', 'grievance']
例句：
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1. She couldn't helpbut express her frustration with the situation.
她忍不住对这种情况表示了不满。
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2. The managerwas accused of making unfair decisions that causedemployees to speak out in their wrath.
经理被指控做出了不公平的决定，导致员工愤怒地表达了他们的不满。
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3. Hehad a lot of complaints about the serviceprovided by the hotel.
他对酒店提供的服务有很多抱怨。