送外賣怎麽啦？張益唐得獎之前，送了好多年外賣呢。

來源: 於 2019-03-20 13:56:32 [舊帖] [給我悄悄話] 本文已被閱讀：次

Prior to getting back to academia, he worked for several years as an accountant and a delivery worker for a New York City restaurant. He also worked in a motel in Kentucky and in a Subwaysandwich shop.