PhD British EnglishBrE, Ph.D. American EnglishAmE /ˌpiː eɪtʃ ˈdiː/ noun [countableC] SEC (Doctor of Philosophy) a university degree of a very high level, which involves doing advanced research 哲学博士学位;博士学位PhD in He’s got a PhD in Biochemistry. 他获得了生物化学博士学位。
Jacqueline Hope, PhD 哲学博士杰奎琳·霍普
do/start/finish a PhD 攻读/开始/完成博士学位(课程)