從紐約回國，兩種方式，1，先到倫敦，再從倫敦到濟南，兩次航班，出關兩次2從紐約到北京，出關一次。請問出關兩次有何風險?謝

來源: E3060526 於 2024-09-06 21:34:04 [舊帖] [給我悄悄話] 本文已被閱讀：次

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