pulse beating gently and regularly

例句：

1. 1. He felt a sudden surge of energyas his heart began to pulse.
   他的心脏开始跳动时，他感到一阵突然的活力。
2. 2. She listened intently to thesound of her own pulse.
   她聚精会神地听着自己心跳的声音。
3. 3. Thedoctor checked his patient's pulse andtook his blood pressure.
   医生检查了病人的脉搏和血压。