这就是我，我将用毕生精力去为野生动物而战。

That is what I amand I will fight for wildlife my whole life.

youdao

不信的话就去问问将自己毕生精力奉献给燃料电池研究的人。

Just ask the people who have given their lives to the fuel cell.

youdao

我把毕生精力都献给了美国的安全和繁荣，以及每个渴望自由的国度。

My career has been dedicated to the security and prosperity of America and that of every nation that seeks to live in freedom.

youdao

Instead, he devoted his life to jurisprudence and moral philosophy.

而是将毕生精力献给了法学和道德哲学。

耶鲁公开课 - 公正课程节选