translation.en: And what it turned out was going on was that Facebook was looking at which links I clicked on, and it was noticing that, actually, I was clicking more on my liberal friends' links than on my conservative friends' links.
translation.zh: 结果是 脸谱会看我点击的链接， 实际上，它注意到 相比我保守党派的朋友们， 我点击了更多的自由派朋友们的链接。