Zhang: Do you have a free hand?

张：你能放开手脚工作吗？

You have a free hand.

你有一双自由的手。

People want a device where they can have a free hand.

人们想要一个单手即可持有的装置。

She was trying to unlock her car, but she didn't have a free hand.

她正在尽力打开车门，但她没有闲着的手。

A less naive observer might note that, by the time Mr Latimer showed up, Mr Bush did not exactly have a free hand.

稍微精明点的观察家都会注意到，在拉蒂默先生出现的时候，布什先生正忙的不可开交。