译成中文后回答：

更新时间2019-12-14 08:32:30

What is the practical significance of adult male insemination of adult female?When do adult men begin to inseminate adult women?

What is the practical significance of adult male insemination of adult female?When do adult men begin to inseminate adult women?

翻译：

成年男性对成年女性授精的现实意义是什么？成年男性什么时候开始给成年女性授精？

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