heart beat

名词 heart beat:

1. the rhythmic contraction and expansion of the arteries with each beat of the heart
   同义词：pulse, pulsation, heartbeat, beat
2. a very short time (as the time it takes the eye blink or the heart to beat)
   同义词：blink of an eye, flash, heartbeat, instant, jiffy, split second, trice, twinkling, wink, New York minute
3. an animating or vital unifying force
   同义词：heartbeat

1. Her heart beat fast with delight.
   她高兴得心跳加速。
2. My heart beat thick in the course of the interview.
   在面试过程中我的心跳得厉害。
3. I felt my heart beat violently.
   我感觉到自己的心跳得很厉害。
4. Your heart beat will quicken when you run up the stairs.
   跑上楼梯时，心跳会加速。