這是地質環境。如果你去日本中、南部地區，乘車旅行，就會有感受了——道路兩側，山勢逼窄，予人有擠壓之感。

來源: 信筆由墨於 2022-04-07 07:51:09 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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