The only difference between the two is that family is permanent while work is replaceable.

二者独一的区别便是家庭是永世的，而事项是可以改换的。

youdao

Albert: I had two very good reasons. first, I am replaceable and you are not.

阿尔伯特亲王：我有两个非常好的理由。第一，我可以被取代但你不可以。

youdao

First, low-level dealers are eminently replaceable: arrest two and another two will quickly take their places, with little if any interruption to sales.

ECONOMIST: Focusing on drug markets rather than users means less crime