Therefore the deficiency of pre-Cambrian fossil and the sudden emergence of Cambrian trilobite are like a double edged sword posing threat for the very foundation of Darwin evolutionism.

 
  • 因而前寒武纪化石的缺失和寒武纪三叶虫等突发式出现,好象一把双刃剑,对达尔文演化学说的塔基构成了威胁。
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