"boobs" in Chinese (Simplified)
乳房（口语）胸部（女性，口语）
Definition
这是一个非正式说法，指女性的乳房。在随意对话中可能会听到，但根据场合也可能显得粗俗、带性意味或不尊重。
Usage Notes (Chinese (Simplified))
语气很口语化。在医疗或正式、尊重的场合，更适合用 'breasts' 或 'chest'。另外，'boob' 也可以指“笨蛋”，但复数 'boobs' 通常根据语境理解为乳房。
Examples
She wore a sports bra to support her boobs while running.
她穿了运动胸罩，在跑步时支撑**胸部**。
The baby rested on his mother's boobs and fell asleep.
宝宝靠在妈妈的**乳房**上睡着了。
He made a rude joke about her boobs.
他拿她的**乳房**开了个粗鲁的玩笑。
That shirt fits fine, but it's a little tight around the boobs.
那件衬衫整体还行，就是在**胸部**那里有点紧。
She was tired of people staring at her boobs instead of her face.
她厌倦了别人不看她的脸，只盯着她的**胸部**看。
The comedian kept making jokes about boobs, and not everyone laughed.
那个喜剧演员一直拿**乳房**开玩笑，但不是每个人都笑了。