名词
中文翻译：臀部
同义词：
['buttocks', 'rump', 'hips例句：1. She sat on the buttstock of her chair and crossed her legs.（她坐在椅子上的臀部上，交叉着双腿。）2. The buttstock of the horse was covered in sweat.（马的臀部被汗水覆盖。）']
例句：
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1. She sat on the buttstock of her chair and crossed her legs.
她坐在椅子上的臀部上，交叉着双腿。
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2. The buttstock of the horse was covered in sweat.
马的臀部被汗水覆盖。
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3.He lifted his buttstock to get a better view of the game.
他抬起臀部以便更好地观看比赛。