英 [ˈbʌtəks] 美 [ˈbʌtəks]
n. 臀部；纵剖线（buttock 的复数）
v. 用过背摔摔出对手（buttock 的第三人称单数）
buttock /ˈbʌtək/ TEM8
可数名词 Your buttocks are the two rounded fleshy parts of your body that you sit on. 臀部
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。
臀部-引用次数：14
Incised an oblique cut on the bilateralis buttocks and extended to thepost of the femoris.
两侧臀部各做一斜行切口，并向股后侧延伸。
船艄凸面
... 袖长（Sleeve） 臀围（Buttocks） 适合身高（Suit stature） ...
... 瘦脸 Face 美臀 Buttocks 塑型问与答 Modeling Q&A ...
... 吸脂 Taist 美颜 Face 护理 Buttocks ...
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。
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。
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?
Many are simplified perhaps objectified with big breasts and broad buttocks, while some are manifested as only breasts sculpted onto rods.
WSJ: Powerful Images From a 'Primitive' Age | Ice Age Art | British Museum | By Richard Holledge
Found in a grotto in the Pyrenean foothills of France in 1922, there is something cubist about her protuberant breasts, buttocks and stomach so much so that an intrigued Picasso kept two copies in his studio.
WSJ: Powerful Images From a 'Primitive' Age | Ice Age Art | British Museum | By Richard Holledge
He filmed the beads of sweat provoked by the sun, probably even her pores although that smooth, uniform skin seemed to have no pores, no folds or bumps, and not a single stretch mark marred her buttocks.