钓鱼的浮标在水面上轻轻上下浮动。

The fishing float ___bobbed gently on the water surface.

她剪了个波波头，看起来更年轻了。

She looks younger with her ___bobbed hair.

钓鱼线上的浮标在水面上不停地上下浮动。

The fishing float ___bobbed up and down on the water's surface.