He was thinking about doing a PhD in political science and pursuing a diplomatic career, but he was also drawn to science.

他原打算考政治学的博士,然后开始一个外交生涯，但同时他也痴迷于科学。

麻省理工公开课 - 固态化学导论课程节选

But at the same time I'm extremely proud that I got in here.

但与此同时能考进在这里我也感到很自豪。

未来的医生 - SpeakingMax英语口语达人