《新科学家》杂志的新论。英国阿德莱德大学的数位生育学家认为，性爱频繁，例如在受孕前的一整年内频频作爱，将有助于减轻与生育...
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2021-07-30 23:39:00 管理员(更多) 333 790阅Introduction: All great actions and thoughts have a trivial beginning. 1. Make no mistakes unless you do nothing. (French) Balzac 2. A victory in line with progress deserves the applause of the people. But a heroic failure deserves the sympI
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