补充，美国100年前就有铁路了，现在只运货。去看看书吧，别只顾张着大嘴乱喷。

来源: 黄玫瑰888 于 2014-12-20 10:28:20 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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