altrasonograph

例句：

1. 1. The altrasonograph was used to diagnose the patient's heart condition.
   使用超声多普勒成像仪来诊断患者的心脏状况。
2. 2.The altrasonograph helped doctorsto better understand the baby's development.
   超声多普勒成像仪帮助医生更好地了解婴儿的发展情况。
3. 3. Thealtrasonographis a valuable tool for medicalprofessionals in their daily work.
   超声多普勒成像仪是医疗专业人员日常工作中的重要工具。