長期持續的技術的進步，需要利益驅動，地中海小帆船就可以跨國、跨洲貿易帶來巨利，對中國直到改革開放才有海洋運輸的巨利

來源: 和氣客氣於 2024-03-08 10:48:19 [舊帖] [給我悄悄話] 本文已被閱讀：次

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