Surely anyone with marketing gumption should be able to sell good books at any time of year.

任何有营销头脑的人无疑都应该能在一年中任何时候卖掉好书。

You can discount it at any time, if you like.

如果您愿意，您可以在任何时候贴现。

He thought that at any time, the butterfly might spread its wings, shrink the body.

他认为，在任何时候，蝴蝶都可能展开翅膀，收缩自己的身体。

That leaves him free to stomp out at any time, or threaten another test, to get more of his way.

那使得他可以在任何时候随意退出，或者威胁进行另一次测试，以获得更多的自由。

The volcano could erupt at any time.

这座火山随时可能爆发。