Translation of "Chief" in Chinese

I got acquainted with the chief executive.

我認識了這位行政長官。

He is the chief of my department.

他是我部門的主管。

His illness is one of her chief anxieties.

他的病是她的忧虑之一。

- He is the chief of my department.
- He is the boss of our department.

他是我部門的主管。

To my chief strategist, David Axelrod, who's been a partner with me every step of the way. To the best campaign team ever assembled in the history of politics! You made this happen, and I am forever grateful for what you've sacrificed to get it done.

我的首席策略师大卫-艾克斯罗德，他一直是追随我的伙伴。你们组建了政治史上最好的竞选团队，是你们成就了今天，我永远感谢你们为此所作出的牺牲。