在所有英语专业的博士生中，多达一半的人在获得学位之前就辍学了，这不足为奇。

Not surprisingly, up to half of all doctoral students in English drop out before getting their degrees.

youdao

乔伊斯博士说：“区别在于这些责任的性质和范围，尤其是在家庭环境中。”

"The difference is in the nature and scope of these responsibilities in the home environment in particular," Dr. Joyce said.

youdao

佐佐木博士好奇左脑是否真的为处理从周围环境中检测到的信息而保持清醒，于是他重新进行了实验。

Curious if the left hemispheres were indeed remaining awake to process information detected in the surrounding environment, Dr. Sasaki re-ran the experiment.

youdao

De Broglie, 1924, in his PhD thesis says if an electron has wavelike properties this would be its wavelength.

德布罗意，1924年在他的博士毕业论文中说到,如果一个电子有类似波的性质,这就是它的波长。

麻省理工公开课 - 固态化学导论课程节选

In fact, I am the only, I'm the only person from America, out of everybody in the accounting Ph.D. program.

事实上，在所有会计博士生中，我是唯一的美国人。

如果是在考虑留学 - SpeakingMax英语口语达人

He is also a PhD candidate in Economics at Yale and he's been doing research on financial markets in developing countries.

他正在耶鲁攻读经济学博士学位,他目前正在研究,发展中国家的金融市场

耶鲁公开课 - 金融市场课程节选