免稅要兩個條件, 1. J1或者H1B直接從國內來美; 2. 在學校或者

來源: stp 於 2008-01-02 14:07:28 [舊帖] [給我悄悄話] 本文已被閱讀：次

非贏利科研機構工作. 二者缺一不可.

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