ventricular arrhythmia

例句：

1. 1.The patient's heart rate was irregular, which could be a sign of ventricular arrhythmia.
   患者的心率不规律，可能是心室性心律失常的迹象。
2. 2.During the procedure, the doctor noticed that the patient had several episodes of ventricular arrhythmia.
   在手术过程中，医生注意到患者出现了几次心室性心律失常的发作。
3. 3. After the surgery, the patient was monitored for several hours to ensure there were no further episodes of ventricular arrhythmia.
   手术后，患者被监测了数小时以确保没有再次出现心室性心律失常的发作。