所以欧洲人对科技文明发展及现代人生活贡献非常巨大。否则人类还是刀耕火种，处在几百年前那种没医没药的生产力低下的自给自足时代。

来源: xsz 于 2014-08-02 13:39:26 [旧帖] [给我悄悄话] 本文已被阅读：次

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