eurhythmia

例句：

1. 1. He was having an unusually fast heartbeat during the exam.
   考试时，他的心跳异常快。
2. 2.His doctor prescribed medication to help manage his eurhythmia.
   他的医生开了药来帮助控制他的心律不齐。
3. 3.The patient's condition worsened after taking the medication.
   服药后，患者的病情恶化了。