Definition
To severely damage or undermine the foundation or support of something.
嚴重損害，尤其是破壞其支撐
The scandal completely knocked the bottom out of the company's reputation.
醜聞徹底摧毀了這家公司的聲譽。
The new tax law has knocked the bottom out of the profits for small businesses.
新稅法嚴重損害了小企業的利潤。
The unverified rumor nearly knocked the bottom out of the politician's career.
未經證實的謠言幾乎摧毀了這位政治家的職業生涯。