palpitate

1. V-I If someone's heart palpitates, it beats very fast in an irregular way, because they are frightened or anxious. 悸動

He felt suddenly faint, and his heart began to palpitate. 他突然感到暈厥，心臟也開始悸動。

2. V-I If something palpitates, it shakes or seems to shake. 抖動[文學性]

She lay on the bed, her eyes closed and her bosom palpitating. 她躺在床上，雙目合攏，胸部顫抖。