I got this letter of authorization that you sent me in email , signed by both mark and Darren, when did u get this letter , can you please tell me.

您发给我的邮件中的由马克和戴伦签字的授权书我已经收到了，能否告诉我您是何时收到该授权书的呢？

youdao

Do the math. 15 million x 9 hours. 135 million hours of work for U.S. electronic equipment assemblers assembling iPads for you and me.

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In terms of time frame, let me give you a sense of perspective from our U.S. Trade Representative, Ron Kirk, who has been in close contact in negotiations with his counterparts on the Russian side.

WHITEHOUSE: President Obama & President Medvedev Joint Press Conference | The White House

You were telling me that this is your sixth presidential campaign - U.S. presidential campaign?

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