n.震颤者，震动的东西，摇尾鸟,电铃,蜂鸣器
With trembling fingers, he removed the camera from his pocket.
他手指哆嗦着从口袋里取出相机.
I was shaking all over, trembling like a leaf.
我像风中的落叶一样浑身发抖。
Trembling, she put the phone down. It rang again almost immediately.
她颤抖着放下电话听筒，电话几乎立刻又响了起来。