workaholic

英 [ˌwɜːkəˈhɒlɪk]

美 [ˌwɜːrkəˈhɑːlɪk]

n.
工作狂;工作迷;醉心于工作的人

例句

He was by his own account an ambitious workaholic. 

据他自己所言，他是个雄心勃勃的工作狂。

The Answer Isn't Becoming a Workaholic 

解决办法不是要你成为工作狂

He's a slave driver and a workaholic, and he expects everybody else to be one, too.

他是一个苛刻的上司，是一个工作狂，他希望别人也都像他一样。