生物进化相反:低等动物生而独立,随进化幼儿抚育时间越来越长,人类所需最久。人类进化同样:从十二三岁挣钱结婚到需上学二十年
本帖于 2023-06-21 09:29:59 时间, 由普通用户 mmmwww 编辑
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