ambition

His lifelong ambition is to become a world-renowned heart surgeon and help children.

(Chinese) 他毕生的抱负是成为一名世界闻名的心脏外科医生，帮助孩子们。

She is full of ambition and is determined to reach the top level of the company.

(Chinese) 她充满抱负，决心达到公司的最高层。