是啊！從運河到鐵路，再到公路，航空。。一切都在變。也挺佩服北美這片土地上先人的勤勞和智慧。

來源: 老林子裏的夏天於 2023-05-19 16:40:24 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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