在两条河流汇集之处是一个大型的水塘，数百头河马聚集在这里，它们的小圆眼睛盯着我们并若无其事地摇动着耳朵，它们的鼻孔在落日余晖中吹起水柱。
Where the two rivers join is a large pool crowded with a hundred hippos, their piggy eyes on us, their nostrils blowing plumes of water in the setting sun as they twiddle their ears.
塞文河口是鸟类的栖息地，而大型水坝会在很大程度上破坏或毁坏河口，这同样也会破坏河流中鱼群的生态环境。
The Severn estuary is an important habitat for birds; large barrages would destroy or damage much of it, as well as interfere with fish stocks in the river.
非洲共有60多条跨国河流，因此建设大型基础设施来管理用水和避免冲突是一大挑战。
With more than 60 transboundary rivers in Africa, developing large-scale infrastructure to manage water use and avoid conflicts is a huge challenge.
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