a person who takes care of someone's pet while that person is away from home

From now on she'll find another pet sitter when she travels. 从现在起，她外出旅行时会另外去找一名宠物保姆。

She works as a pet sitter, a job that requires a lot of short trips. 她是一名宠物保姆，这份工作需要常常跑来跑去。