pulse mass-spectrometer

例句：

1. 1. He felt a sudden surge of energy as his pulse quickened.
   他的脉搏突然加快，感到一阵能量激增。
2. 2. The doctor monitored her pulse to check for signs of shock.
   医生监测她的脉搏以检查是否有休克的迹象。
3. 3. Her heart raced as she waited for the results of her blood test.
   她焦急地等待血液检测结果。