Now when he said it, he was a medical doctor at Oxford University.
说这话时,他是牛津大学的医学博士。
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You said that you want to become a doctor. So, which kind of field will you go into?
你说自己想成为一名医生。那么你具体打算从事哪个领域呢?
哥伦比亚大学的教程 - SpeakingMax英语口语达人
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