RD: I know you're working on a programme about Cambrian and pre-Cambrian fossils, David.
理查德·道金斯：大卫，我知道你正在做一个关于寒武纪和前寒武纪化石的专题节目。
Some researchers have pointed out the key to the regional correlation of the upper Pre-cambrian in South Liaoning is how to link and correlate with Jixian and Xiadong stratotypes.
辽南上元古界的区域对比的关键是如何与蓟县层型、峡东层型的衔接或对比。
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。
Yunnan emerald deposit was found in (pre) Cambrian metamorphic rocks.
云南祖母绿矿床产于寒武系变质岩中。
Yunnan emerald deposit was found in (pre) Cambrian metamorphic rocks.
云南祖母绿矿床产于寒武系变质岩中。
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