暗无天日

=============>随便,谢谢

笑话理解之tired

Why can't a bike stand up for itself?

Because it's two tired.

tired 有两种解释,一种是 疲劳的, 所谓 two tiredtoo tired 的谐音。

还有一种是 装有轮胎的, two tired 表示装有两个轮胎。

一句双关.