heartbeat
n. 心跳；情感
复数 heartbeats
例句
Her heartbeat steadied.
她的心跳平稳下来。
《牛津词典》
She felt her heartbeat quicken as he approached.
随着他的走近，她觉得自己的心跳加速了。
Your baby's heartbeat will be monitored continuously.
您小宝宝的心跳将会受到持续监听。
《柯林斯英汉双解大词典》
