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During the ”snowball Earth” period about 700m years ago, Earth’s climate shut down. The planet was encased in ice and insulated from seasonal variations: spring, summer, autumn and winter all stopped. Or at least that was the theory.
。业内人士推荐新收录的资料作为进阶阅读
2025-12-15 12:36
Врач посоветовала некоторым людям с осторожностью есть помидоры17:33
needed; the result is cached, so the work happens at most once.