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来源: 863211 于 2021-03-04 20:29:50 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (176 bytes)

When you check in the flight, the airlines will record your travel information in the system and send your leaving information to Homeland Security Department later.

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• I see, many thanks! -Clair- ♀ 给 Clair 发送悄悄话 Clair 的博客首页 (0 bytes) () 03/05/2021 postreply 06:02:54

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