mortal blow

基本解釋

He received a mortal blow.
他受到了致命的一擊。
The collapse of the business was a mortal blow to him and his family.
生意的破產(chǎn)給他和家庭以致命的打擊。
dict.cn
Yet like some beast that has not yet realised it's received a mortal blow, commercial media will seemingly go to any length – even selling their journalistic integrity – to prop up this failed model.
然而，就如有些野獸尚未意識到自己正在吃的是“斷頭飯”一樣，商業(yè)媒體看來還是會奮力支撐這種搖搖欲墜的模式，即使出賣其新聞誠信也在所不惜。

The truth is that, either way, Mr. Obama will have dealt Israel a potentially mortal blow.
CENTERFORSECURITYPOLICY: Obama's not-so-hidden agenda
But, in the longer term, the bombing could prove a mortal blow to the already weakened Mr Netanyahu.
ECONOMIST: Carnage in Jerusalem
As a result, his career ultimately suffered a mortal blow, not to mention the damage he caused shareholders, who watched their stock drop as a result of his inexperience.
FORBES: Magazine Article