It would kill her to be parted from him for any length of time.哪怕离开他一刻她都无法忍受。

A stay in hospital may be the first time a child is parted from its parents.住院可能是一个孩子第一次与父母分离的时候。

She was disturbed to be parted from her children.和自己的孩子分开使她心烦意乱。