sudd

1.The car came to a sudd halt in the middle of the road.

汽车在马路当中突然停了下来。

2.The dangers can be seen all too clearly in remote villages like Longuchuk, near the oil-rich Sudd marshes of Upper Nile state.

在临近上尼罗河州Sudd沼泽富，如Longuchuk样偏庄，所有危险清清楚楚。