Неонацисты появились у границ России08:32
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问题树单纯归档还不够，因为它管的是「已知的知识」，而逆向工程推进的过程中，问题本身是动态生长的。
Recent examination of some ancient rocks from the west coast of Scotland has now overturned that thinking, suggesting there were periods during snowball Earth when the climate woke up.