让我来撞一撞运气。

Let's me try my luck.

她始终不明白，为什么她自己觉得是一件完全凭撞运气，好坏毫无把握的事儿，她母亲一提起来，却会那样高兴满意。

She could not understand why her mother should find such satisfaction in contemplating an enterprise of, to her, such doubtful profit.

我想碰碰运气。

I want to chance my luck.

他的头撞着了路面，撞昏了。

He cracked his head on the pavement and was knocked cold.

卡车撞上了电线杆。

The truck crashed into a telegraph pole.