外科医生的英文说法是 "surgeon"。这个词来源于拉丁语 "chirurgus"，意思是“手术者”。例句：

John is a highly skilled surgeon. 约翰是一位技术高超的外科医生。

She chose to become a surgeon because she wanted to help people. 她选择成为一名外科医生，是因为她想帮助人们。

The surgeon carefully cut into the patient's chest. 外科医生仔细地切入了病人的胸腔。