Pneumoperitoneum
气腹
🗣️ 情景例句
I don't know,
我不知道，
Save a thief from gallows and he will help hang you.
放虎归山。
Punctuality is a necessary habit in all public affairs in civilized society.
准时是文明社会中进行一切社交活动时必须养成的习惯。