《人体星球（精编版）》
分类：探索
集数：1集
导演：
简介：任何时刻，我们的身体都寄生有100万亿种生物，大部分是我们肉眼无法看到的。平均每个人身上都有4磅外来生物，存在于身体的角落和缝隙。科学家们已发现了超过1000种不同的生物物种，很多都是以前未知的。多数寄生在人身上的生物被证明是有益的，它们甚至帮助我们维持健康。展开全部
简介：任何时刻，我们的身体都寄生有100万亿种生物，大部分是我们肉眼无法看到的。平均每个人身上都有4磅外来生物，存在于身体的角落和缝隙。科学家们已发现了超过1000种不同的生物物种，很多都是以前未知的。多数寄生在人身上的生物被证明是有益的，它们甚至帮助我们维持健康。收起
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