英语语法分析

They live in caste-based ghettos; rarely socialise across caste lines, and never inter-marry.

他们住在以种姓为基础的贫民区，所以也就很少跨界社交，更不要提联姻了。

The majority of black men in the North had remained outside the struggle. Nothing was happening in the ghettos .

北方大多数黑人一直不参与斗争，黑人区里一切平平静静，没有人 打破这种平静。

And though the black middle class has grown immensely, many blacks are still stuck in crime-scorched, nearly jobless ghettos.

黑人中产阶级虽然不断迅速壮大，很多黑人仍然无法摆脱犯罪猖厥、工作无门的贫民区。