thrashes
v.
鞭打以示惩罚( thrash的第三人称单数 );
战胜，完全击败;
乱窜[跳]，辗转反侧;
打谷，打麦;
例句:
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The deacon...thrashes him for wasting his time.
来自Manchester Examiner
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On Small he revives the spirit of Syd Barrett as he thrashes his echo-laden six strings against an organ raga.
来自BBC
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The classic example is putting a lobster in a pot of boiling water, it thrashes about.
来自SA