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从地球上原始生命现象的诞生,到“最美的花朵——思维着的精神”的出现,已经有三十多亿年的漫长岁月,在这个漫长历程的不同阶段上所出现的生物种类计有16亿到160亿种之多。但多数的物种已经灭绝,还有的正在灭绝,也有的尚在诞生,物种的生灭演化持续不断。然而,就人类的认识对象来说,物种的谱系可谓是个庞大而又复杂的自然系统,其庞杂程度除了各种性质的化合物之外,无论是天体或是原子和基本粒子的谱系都无法同它比
From the birth of primitive life on earth to the appearance of “the most beautiful flower - the spirit of thinking ”, there have been more than three billion years of long years, the species of creatures that have emerged in different stages of this long journey There are between 1.6 billion and 16 billion species. But most of the species have been extinct, others are extinct, and some are still born, and the evolution of the species's life and death continues. However, in terms of human cognition, the genealogy of species can be described as a huge and complex natural system whose complexities can not be distinguished from all kinds of compounds except that of the celestial body or the pedigree of atoms and elementary particles ratio