examination of external eye

例句：

1. 1. The doctor conducted an examination of the patient's symptoms before prescribing medication.
   医生在开药前对病人的症状进行了检查。
2. 2.The company conducted a thorough examination of its financial records to identify any discrepancies.
   公司对其财务记录进行了彻底的审查，以找出任何不一致之处。
3. 3. The teacher conducted an examination of the students' understanding of the material.
   老师对学生对材料的理解程度进行了考试。