By the time Bush asked me to be his WHCF in early 2006, I had already long experience working for the president.

当布什让我做办公室主任时,也就是2006年初，我已经有很长的时间,和他一起工作了。

普林斯顿公开课 - 国际座谈会课程节选

you could maybe be speaking with a friend who talks about his long work hours and you are very surprised,

在你跟一个朋友聊天时，他谈起自己很长的工作时间，而你感到非常惊讶，

Do you ever课堂 - SpeakingMax英语口语达人

I had worked with the president for a long time, by the time I became the WHCS.

在我成为办公室主任前,我已经为总统，工作了很长的时间。

普林斯顿公开课 - 国际座谈会课程节选