bobbing

When a fish bites the hook, the float bobs.

当鱼钩时, 鱼漂动。

A little bird was bobbing its head up and down.

一只小鸟把头快速摆动着。

The small boat was bobbing on the sea.

小船海摆动。

The small boat was bobbing on the rough water of the lake.

小船汹涌湖面摆动。

I could see his ginger head bobbing about.

我可以看到他姜黄色脑袋移动。

It's the late 1940S,people flew in an aerocar,a car that could turn into an airplane, on TV's "love that bob" show.

1940年代晚期，，车子可以转变成飞机，电视。