词典释义：
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Aligns the lumbar, cradles the coccyx, balances the buttocks. This is a chair worthy of the name. What name? Chair.
符合腰椎曲线，支撑住了尾骨，还平衡了臀部，这椅子还真对得起它的名字。什么名字？椅子呀。
《The Big Bang Theory Season 5》《生活大爆炸 第五季》
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Did you know that the iconic Valentine's heart shape is not actually based on the shape of a human heart, but rather on the shape of the buttocks of a female bending over?
你们知道人们情人节送的这种心形符号其实它的原型并不是人的心脏，而是女性弯腰时显露的臀部形状吗？
《The Big Bang Theory Season 4》《生活大爆炸 第四季》
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I have some odd freckles on my buttocks.
我的屁屁上有些奇怪的斑点。
《The Big Bang Theory Season 8》《生活大爆炸 第八季》
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I don't care for heights, motion sickness or the thought of your necks touching my buttocks.
我可不喜欢被人举起来，我也怕晕，也不想让你们的肩膀撞我屁股。
《The Big Bang Theory Season 7》《生活大爆炸 第7季》
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In India, You squat over a hole in the train and expose your naked buttocks to the chilly air of Rajasthan.
在印度，你只能蹲在车厢里的一个洞上面，把屁屁曝光在拉贾斯坦的冰冷空气中。
《The Big Bang Theory Season 2》《生活大爆炸 第二季》
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And the hollowed-out buttocks of a superhero action figure who shall remain nameless for his own protection. Or her own protection.
还有超级英雄人偶的空心屁屁里，他不得已才隐姓埋名得以终日，或者是女她。
《The Big Bang Theory Season 2》《生活大爆炸 第二季》
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Hold on, I'm not just gonna hand out money. There's a procedure you need to follow. I believe he's referring to the traditional "Kissing of the buttocks."
你别着急，我可不会随便就把款项给出去。是得走程序的。我相信他言下之意是指必须走传统的"溜须拍马"程序。
《The Big Bang Theory Season 12》《生活大爆炸 第十二季》
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There were marks on his buttocks I hadn't seen before.
他的臀部有些我从没有见过的疤。
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You can do this with your calf muscles, thigh muscles (front and back), chest, abdomen, buttocks, shoulders and back.
你可以对你的小腿肌肉、大腿肌肉（前面和后面）、胸部、腹部、臀部、肩部和背部这么做。
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Brush buttocks with bumf before, how do you convert now to wipe the mouth with bumf?
以前用卫生纸擦屁股， 现在你怎么改用卫生纸擦嘴了?
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The word "callipygian " is sometimes used to describe someone with attractive buttocks.
“callipygian（臀部线条匀称的）”一词有时被用于描述人拥有迷人的臀部。
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A poke, prod, or pinch between or on the buttocks.
戳、捅推或戳，如用手指或手臂；戳。