形容词 自由的(不是囚犯或奴隶)；随心所欲的；不受限制的；言行自由的

动词 释放；使自由；解放；使摆脱；解除(或去除、清除)

You are free你自由了

Medical care is still free at the point of use.

I don't have much free time.

我没有多少空闲时间。

You are free to come and go as you please.