8PHRASE [VERB inflects]捶胸(表示气愤或悲伤) If you say that someone beats their breast, you are emphasizing that they are very angry or upset about something, or that they are pretending to be very angry or upset about it. 捶胸(表示气愤或悲伤) [emphasis]
The president beat his breast and called that deal a mistake.
总裁捶胸顿足,称那是个错误的交易。
9PHRASE [VERB inflects]坦白;如实承认 If you make a clean breast of something, you tell someone the truth about yourself or about something wrong that you have done. 坦白;如实承认
I might as well make a clean breast of it. I have been living as a woman since 1975.