名词
中文翻译：臀部
同义词：
['buttocks', 'rear end', 'buttock', 'ass', 'behind例句：1. She sat down on the couch with her butt-prop sticking out.（她坐在沙发上，屁股突出。）']
例句：
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1. She sat down on the couch with her butt-prop sticking out.
她坐在沙发上，屁股突出。
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2.The butt-prop is a great place to store your keys.
屁股是一个储存钥匙的好地方。
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3. He squirmed around in his chair, trying to get comfortable.
他坐在椅子上扭动着，试图找到舒适的姿势。