Standing outside the Pentagon Monday in front of one of the hulking desert sand colored new vehicles designed to protect against those bombs, Assistant Secretary Carter extolled the M-ATV's virtues.

VOA: standard.2009.11.02

He said--his assistant said it might even be 7:00 p.m., so that's the way he works.

他助理说也可能会是晚上七点,这是他的工作方式

耶鲁公开课 - 金融市场课程节选

I am a teaching assistant. Ah, I'm a part of a choir on campus.

我现在是一名助教。我还参加了学校的一个合唱团。

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