pulsing operation

例句：

1. 1. The heart's pulsing operation is essential for life.
   心脏的脉冲操作对于生命至关重要。
2. 2.During the operation, the surgeon used a special tool to remove the tumor.
   在手术过程中，外科医生使用一种特殊的工具来切除肿瘤。
3. 3. The patient's pulse was weak and irregular during the pulsing operation.
   患者在脉冲操作期间脉搏弱且不规则。