translation.en: And what you can see is that, in the decades after the Civil War, Congress was extraordinarily polarized, as you would expect, about as high as can be.
translation.zh: 你还可以看到的是， 在内战结束后的近十年里， 国会完全被两极分化， 就像你所预料的，这种被分化的程度是非常非常巨大的。