把生死置之度外 meaning in English

give no thought to personal safety a surname

For the revolutionary cause many martyrs left life and death out of consideration .
革命先烈为了革命事业把生死置之度外。
Every living creature there held life as of no account , and was demented with a passionate readiness to sacrifice it
那儿的每一个人都发了狂，都已把生死置之度外，火辣辣地准备拿出生命作牺牲。
To all denisovs efforts to dissuade him from going , petya replied that he too liked doing things properly and not in haphazard fashion , and that he never thought about danger to himself
对杰尼索夫的一切劝阻，彼佳总是回答说，他做事一向很精细，不是毛手毛脚地靠碰运气。他从来都是把生死置之度外的。