留美老师带你每日说英文 第283期:体内细菌的多样性

台湾籍旅美老师今天交给我们的句子是：

But keep in mind that as long as you’re not transferring any infectious pathogens, increasing the diversity in your body is actually a very good thing.
但记住只要你不是在交换任何传染性的病原体，增加体内的细菌多样性其实是件好事。