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Cambrian explosion
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Cambrian explosion
Encyclopedia
理学
古生物学
释
Cambrian explosion
寒武纪大爆发
地球生命系统起源与演化早期发生的一次多样性爆发式增加事件。具体是指距今5.4亿~5.0亿年间,地球海洋生命系统中“突然”出现了门类众多的后生动物(包括无脊椎动物和脊椎动物)。
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Morals from Motives
moral skepticism
morals of scientific researc
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moral state
moral statistics
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moral theology
Moral Thinking: Its Level, Method and Point
moral thought of Adam Smith
moral thought of Chen Duxiu
moral thought of Claude Adrien Helvetius
moral thought of Franz Mehring
moral thought of Georgy Valentinovich Plekhanov
moral thought of Joseph Butler
moral thought of Joseph Stalin
moral thought of Li Dazhao
moral thought of Liu Shipei
moral thought of Lu Jiuyuan
moral thought of Mao Zedong
moral thought of Niccolò Machiavelli
moral thought of Qu Qiubai
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