waggling

n.causing to move repeatedly from side to side

同义词：wagshake

v.

move from side to side

同义词：wag

move unsteadily or with a weaving or rolling motion

同义词：wamble

1. He was waggling his fingers playfully to amuse the baby.
   他顽皮地摆动手指逗小宝宝开心。
2. The duck walked across the yard, waggling its tail as it went.
   鸭子穿过院子，边走边摇着尾巴。