Every year, millions of salmon swim from the ocean into the mouths of rivers and then steadily up the rivers.
每年，数百万条鲑鱼从海洋游到河口，然后稳定地逆流而上。
Besides, you will not find coral near the mouths of rivers either Because the river water has too much soil in it or Because it is polluted.
此外，在江河的入海口附近也不会有珊瑚，因为江水要么含有太多的泥土，要么就是被污染了。
This involves tapping both freshwater and seawater at the mouths of Norway’s many rivers and fjords, and diverting it to tanks on either side of a semi-permeable membrane.
这种技术的操作原理是：在挪威众多的河流与峡湾口抽取淡水与海水，然后将这些水资源输转到半透膜任意一边的储水库中。
This involves tapping both freshwater and seawater at the mouths of Norway's many rivers and fjords, and diverting it to tanks on either side of a semi-permeable membrane.
这种技术的操作原理是：在挪威众多的河流与峡湾口抽取淡水与海水，然后将这些水资源输转到半透膜任意一边的储水库中。
From there, they drift and swim toward the coast, where they enter the mouths of freshwater rivers and streams in the spring.
它们随着海浪漂流到岸边，在岸边生活数月，等待来年开春游到淡水河里或小溪里。
Statisticians have calculated that France alone makes a deposit of half a milliard every year, in the Atlantic, through the mouths of her rivers.
根据统计学的计算，仅法国一国每年就从它的河流倾入大西洋五亿法郎。
At the mouths of the rivers , fresh water joins the salt water of the sea .
在河的嘴，淡水掺加海洋的含盐甜水。
At the mouths of the rivers , fresh water joins the salt water of the sea .
在河的嘴，淡水掺加海洋的含盐甜水。
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