脉动的

例句：

1. 1. His heart is racing with fear.
   他的心脏因恐惧而狂跳。
2. 2. The blood flowed through her veins like a steady pulse.
   她的血液像稳定的脉搏一样流动。
3. 3. The doctor checked her pulse to make sure she was still alive.
   医生检查了她的脉搏，以确保她还活着。