一个人的肠道里生活着许许多多的细菌。可是,什么样的细菌对我们的身体有益,什么又是有害的呢?科学家向我们描述了一个这样的画面:在我们的肠道中,以大肠为中心,寄生着1OO多种细菌,它们的数量超过了100万亿个,这些细菌集成团,像花丛和草丛一样生活在我们的肠道中。它们在医学上被称为肠内菌群。 There is a lot of bacteria in one’s gut. However, what kind of bacteria are good for our body and what is harmful? Scientists have described to us one such picture: In our intestine, the large intestine is the center, with more than 100 kinds of bacteria parasitized, their quantity Over 100 trillion of these bacterium clusters, like flowers and grasses, live in our gut. They are medically referred to as intestinal flora.