pulse widening

例句：

1. 1. He was diagnosed with aheart condition that caused his pulse to widen.
   他被诊断出患有一种心脏疾病，导致他的脉搏增宽。
2. 2. The doctor advisedhim to take medication to regulate his pulserate.
   医生建议他服用药物来调节他的脉搏率。
3. 3. During exercise, the person's pulse rate increases due to increased bloodflow.
   在运动时，这个人的脉搏率增加，因为血液流动增加。