回复：如何说清某人是博士（phd）还是医生？谢谢。

来源: 于 2013-05-15 08:40:46 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Dr. Liu got his PhD in Biology.

For medical doctor:
Dr. Liu is a physian.