bobbed

She bobbed up from behind the fence.

她突然从篱笆后面钻来。

"A knight of the post bobbed a leatherhead on the street."

一个站岗骑士在街上千了个磨碌。

This problem has bobbed up again.

这个问题又现了。

The girl bobbed politely at him.

那姑娘礼貌地向他行了个屈膝礼。

She bobbed politely at me.

她有礼貌地向我行屈膝礼。

She dived in and bobbed up a few seconds later in the middle of the pool.

她潜入水中，几秒钟后在中央猛地钻水面。