hamulus

例句：

1. 1. The doctor performed an echocardiogram to diagnose the patient's heart condition.
   医生进行了超声心动图检查来诊断患者的心脏病情。
2. 2. The patient was admitted to the hospital for further treatment of their heart disease.
   患者因心脏病被收治入院接受进一步治疗。
3. 3. The heart is a vital organ that pumps blood throughout the body.
   心脏是一个至关重要的器官，它负责将血液泵送到全身。