on your hands

• adj. 由 ... 负责(由 ... 照料； 成为 ... 的负担)

on your hands的用法和样例：

例句

1. How did you get that cut on your hand?
   你的手是怎么割伤的？
2. Are you going to sit on your hands while she does all the work?
   所有的工作都是她做