bobbing

1.a cork bobbing on the water.

软木浮标在水中上下漂

2.The small boat was bobbing on the sea.

小船在海里上下。

3.A little bird was bobbing its head up and down.

一小鸟把头上下快着。

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

小船在汹涌的湖面上下。

5.I could see his ginger head bobbing about.

我可以看到他姜黄色的脑袋在上下移。

6.The place was in a state of near pandemonium, dozens of orbs bobbing along, underlit by intense flashes of explosive light that was pouring out from holes and shafts in the floor;

这里的魔窟般混乱，几十个圆球不停跃，阵阵爆炸引起的强烈闪光从地板上的洞口和井口射出，将它们照亮；