But when that ancient continent broke up , life got lusher .
但是，当这一古老的大陆解体时，生命变得更加繁盛。
Migrations of heavily armed Arab cattle-herders into the lusher wetlands of the Dinka at the beginning of each dry season have caused violence for decades .
每年干燥季节一开始全副武装的阿拉伯牧牛人就迁移进入牧草更丰美的丁卡湿地，这导致了几十年的暴力冲突。
lusher