ultrasonocardiograph

例句：

1. 1.The ultrasonocardiograph was used to diagnose the patient's heart condition.
   使用超声波心脏图仪来诊断患者的心脏状况。
2. 2. The ultrasonocardiograph revealed that the patient had a weak heartbeat.
   超声波心脏图仪显示患者心跳微弱。
3. 3. The ultrasonocardiograph helped doctors to better understand the patient's heart function.
   超声波心脏图仪帮助医生更好地了解患者的心脏功能。