The soldiers were authorized to shoot at will.

士兵得到允许可以随意开枪。

Fire safety facilities, please do not move at will.

战火安全设施，请勿随意搬动。

If parents don't teach their child how to behave himself, he will do anything at will.

如果父母不教他们的孩子要守规矩，孩子就会随心所欲地做任何事。

They were able to come and go at will.

他们能够来去自由。

The Wall has provided the framework for his compadres to galavant forward at will.

这面墙为他的同志们随意前进提供了框架。