震颤

例句：

1. 1. The old man was tremblingwith fear.
   老人因恐惧而颤抖。
2. 2. The earthquakecaused the building to shake violently.
   地震导致建筑物剧烈震动。
3. 3. The baby's eyeswere twitching as he slept.
   宝宝睡觉时眼睛不停地抖动。