給個鏈接，於情理，說不過去。越開放，還越保守。怎麽掌握？外國永久居留形式多樣，又不都是美國綠卡，怎麽掌握尺度？

來源: yasas 於 2013-06-05 18:40:27 [舊帖] [給我悄悄話] 本文已被閱讀：次

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