0 to shake slightly, usually because you are cold, frightened, or very emotional -- （通常因寒冷、害怕或情緒激動）顫抖，發抖
Here, the sufferer, unable either to advance or to retreat, begins to tremble, or shiver, or breaks out in a sweat.
One trembles to think what would have happened to our country had we not chosen that remarkable woman to lead us.
The trembling poplar shelterbelt trees make movement audible.
The others are not moved at the sound of the string, nor does the one in question tremble to the sound of a different string.
