Not obtrusive, go up pertly courtship, you can refuse for certain.

不要莽撞，冒冒失失上去求爱，你肯定会遭拒绝。

The policeman chewed out the driver for reckless driving.

那位司机因为开车莽撞, 被警察狠狠批评了一顿。

They were very foolhardy to jump off the bus while it was still moving.

"公共汽车还未停定他们就跳下了车,真太莽撞了。"

My presence in his sanctum was evidently esteemed a piece of impudence too shameful for remark.

我在他的圣地出现，显然被他看作羞于提及的莽撞事情。

One of the hostages was foolhardy enough to try to wrest the gun from the hijacker's hand.

有一个人质莽撞地企图去夺劫机者手中的枪。