The pike lives mainly in large rivers and lakes.
梭鱼主要生活在大的江河湖泊里。
Fish live in rivers and lakes.
鱼住在河里和湖里。
小溪和湖都结成了冰。
Last year, China's environment was facing a grave situation, with several major rivers and lakes clogged by industrial waste.
去年，中国的环境面临着严峻的形势，几处主要的河流和湖泊被工业废料堵塞。
Although population, industrial output and economic productivity have continued to soar in developed nations, the rate at which people withdraw water from aquifers, rivers and lakes has slowed.
尽管发达国家的人口、工业产出和经济生产率还在飙升，但人们从含水层、河流和湖泊取水的速度已经放缓。
Even chemicals that farmers use are running into rivers and lakes.
甚至农民使用的化学物质也流入河流和湖泊。
Now, all the rivers and lakes are either dry or polluted.
现在，所有的河流和湖泊不是干涸就是被污染了。
Factories must be prevented from pouring polluted water into rivers and lakes.
必须阻止工厂把被污染的水倒入河流和湖泊。
The rivers and lakes are very cold.
河流湖泊的水都很冷。
People go swimming in rivers and lakes.
人们到江湖中游泳。
Rivers and lakes provide us with water transport and irrigation.
江河湖泽给我们以舟楫和灌溉之利。
The term “rivers and lakes” in old days meant in general all corners of the country.
“江湖”过去泛指四方各地。
We get water from oceans, rivers and lakes.
我们从海洋，河和湖得到水。
Yes,and don't forget to keep the rivers and lakes clean.
是的，并且不忘记保持河和湖干净。
Yes, and don't forget to keep the rivers and lakes clean.
是的，并且不忘记保持河和湖干净。
The reactive nitrogen in acid rain kills insects and fish in rivers and lakes.
酸雨里的活性氮将河和湖里的昆虫和鱼杀死。
Rivers and lakes are at record lows and residents wonder where the extra water will come from.
境内的湖泊与河流都处在历史最低水位，居民们都在寻思，这四十万加仑的用水缺口从哪里去补。
In the summer, people go there to ride horses, climb mountains, catch fish and take trips on the rivers and lakes.
在夏天，人们来此骑马、爬山、钓鱼，并在这里的河及湖里游玩。
A global water crisis, which impinges on supplies of food and other goods, or affects rivers and lakes everywhere, is quite another.
而全球水荒又完全是另一回事，会冲击到全球粮食和其他作物的供给、并波及全球河川湖海。
What's more, a lot of rivers and lakes are beginning polluted by the waste watcr from factories. Fish can't live in them any longer.
而且，许多河流湖泊被工厂排放的污水所污染，鱼不能生存。
The rain, rivers and lakes seen by Huygens are actually liquid hydrocarbons that would be gases at the cosier temperatures of Earth.
雨水，河流和湖泊用Huygens观测到的实际上是液态的烃类，这些烃类如果处在地球环境的温度将会全部是气体。
While it is hard to rank rivers and lakes around the world in terms of who is the worst, there are a few that stand out in the crowd.
虽然很难给世界各地最差的江河湖泊排个名次，但有几个江河湖泊却是极其明显的脏。
In order to make rivers and lakes clean and prevent water from being polluted, we must do something to stop all sorts of pollution.
为了保持河流湖泊清洁，防止水污染，我们必须采取措施，阻止各种污染。
Colombia and Philippines have recently achieved success in cleaning up their rivers and lakes by imposing charges on factories that pollute.
哥伦比亚和菲律宾最近通过对污染企业实行收费制，在清理河流湖泊方面取得了良好进展。
Biologists have discovered freshwater eels from North American and European rivers and lakes gathering as far as the middle of the Atlantic ocean during late summer.
生物学家已经发现，夏末时节，北美及欧洲河流湖泊里的淡水鳗鱼会远迁到大西洋中部聚集。
The oceans have become more acidic as a result of the buildup of greenhouse gases, and the warming of rivers and lakes is affecting freshwater fish and other species.
海洋正因温室气体的累积而趋向酸化，而河流湖泊的变暖正影响淡水鱼等生物的生存。
The oceans have become more acidic as a result of the buildup of greenhouse gases, and the warming of rivers and lakes is affecting freshwater fish and other species.
海洋正因温室气体的累积而趋向酸化，而河流湖泊的变暖正影响淡水鱼等生物的生存。
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