例句
Among the people to whom Freud introduced cocaine was his colleague Carl Koller, a young doctor working in the department of ophthalmology.
在这些弗洛伊德推荐给可卡因的人中，有一位是他的同事卡尔·科勒，他是个年轻的眼科医生。
Now 29, he practises clinical ophthalmology at the Me dic al College of Georgia, and volunteers in the third world, performing eye surgery.
现在29岁的他正在乔治亚医学院做着眼科临床工作，同时他也是第三国家的志愿者，实行眼科手术。