translation.en: Obesity has a really large effect, as it turns out, and today, we can tell whether you're lean or obese with 90 percent accuracy Now, although that might sound impressive, in some ways it's a little bit problematic as a medical test, because you can probably tell which of these people is obese without knowing anything about their gut microbes, but it turns out that even if we sequence their complete genomes
translation.zh: 事实证明了肥胖对健康影响很大， 如今我们仅仅通过 肠道的微生物菌落， 就可以辨别你是瘦还是胖， 准确率达到了90%。 虽然这听上去相当不错， 但是在某些方面把它作为 医学测验手段仍然存在问题， 因为我们也可以 直接区分哪些人肥胖， 甚至不需要知道他们 肠道微生物的情况， 但是即使我们得到 他们完整的基因序列，