Currently most of its terrain is made up of desert plains and sand dunes with some savanna around the Niger river.
该国的主要地形是沙漠平原和沙丘，还有环绕尼日尔河的一个大草原。
Families live in mud-built huts along the Niger River, where fishermen in paddle-powered boats cast nets for catfish and carp.
沿着尼日尔河分布着各式家庭，那里驾着划桨船的渔夫撒网捕捞鲶鱼和鲤鱼。
We were walking along the bank of the Niger river, searching for the tracks of a hippopotamus that was ravaging the corn on Karim's farm.
我们沿着尼日尔河岸走着，寻找一头河马的足迹，它毁坏克莱姆村农场农作物。
National aggregate estimates of infection mask important local variations: e.g. most S. haematobium infections in the Niger occur in the Niger River valley.
全国的感染总量估值掩盖了重要的地方变量，例如，尼日尔大多数的埃及血吸虫感染发生在尼日尔河流域。
In systems too large for a single group, there are layers of decision-making: the nomads of the Sahel, for example, used to have overlapping informal authorities up and down the Niger river.
在一个对于单一群体来说非常大的系统里，有着许多决策层：例如萨赫勒的游牧民族，过去有着许多互相重叠的非正式权威遍布于尼日尔河上上下下。
Mali near the Niger river; formerly famous for its gold trade.
马里中部一城市，靠近尼日尔河；以前以黄金交易闻名。
Several years later, will these splendent architecture and culture still exist along the Niger River?
若干年后，这些辉煌的建筑和文化是否还会在尼日尔河畔留存?。
A city of eastern Guinea on a tributary of the Niger River. It is the commercial center of a farming area. Population, 229,000.
几内亚东部一城市，位于尼日尔河的一条支流上。该市为农业区的商业中心。人口229,000。
A city of eastern Guinea on a tributary of the Niger River. It is the commercial center of a farming area. Population, 229,000.
几内亚东部一城市，位于尼日尔河的一条支流上。该市为农业区的商业中心。人口229,000。
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