A body blow 是一个成语表达，说明一件事对另一件事造成了巨大打击，后果严重。

例句

His poor grade in the last essay was a body blow to his chances of graduating top of the class.

"I'm sorry to hear you broke your wrist."

"Thanks, it was a real body blow. I don't think I'll be able to recover in time for the competition this summer."

请注意

另一个含“身体”一词的成语是 over my dead body “除非我死了”.

例句

"Dad, I think I want to quit university."

"Over my dead body!"

"I want to paint the house purple."

"Over my dead body!"