examination of heart

例句：

1. 1. The doctor performed anexamination of the patient's symptoms beforeprescribing medication.
   医生在开药前对病人的症状进行了检查。
2. 2. Thecommittee conducted an examination of the project budgetto ensure its accuracy.
   委员会对项目预算进行了审查，以确保其准确性。
3. 3. The teacherconducted an examination of the students' understandingof the material.
   老师对学生对材料的理解进行了考试。