Although some rivers have been recolonized, the unique genes of the original populations have been lost.
尽管一些河流被重新殖民，但原始种群的独特基因已经消失。
Continually heavy rain made some rivers act up.
连续不断的大雨造成一些河流泛滥。
Of course, some rivers there is no delta estuary.
当然，也有一些河流的入海口没有形成三角洲。
As a result of the earthquake, some rivers changed courses.
地震后的结果为一些河流改道了。
We must admit that there are some rivers we can't pass in life.
我们必须承认人生总有趟不过的河。
In some rivers the water is so dirty that they can even kill plants.
在一些河流的水太脏了他们甚至能够杀死植物。
Then a lake formed, probably after an eruption blocked some rivers or streams.
可能是一次火山喷发之后，一些河流或溪水被堵塞了，形成了湖泊。
On every continent some rivers are drying out, threatening severe water shortages.1?
每一块大陆上都有河流枯涸，水资源紧缺日益加剧。
Some rivers in Africa are dangerous to swim in because they are swarming with crocodiles.
在非洲的一些河里游泳相当危险，因为里面满是鳄鱼。
When we live, my lady, we always have to cross some rivers and hills, but we can always enjoy the sunshine.
人活着，就是要趟河过山，但我们还是可以享受那阳光的。
International river basins extend across the borders of 145 countries, and some rivers flow through several countries.
国际性河流的流域涉及145个国家的边界，其中一些河流流经数个国家。
Some reservoirs are nearly empty while the volume of water in some rivers is down to a third of its normal level.
一些水库几近干涸，一些河流的流量不到常年的三分之一。
Go on a dinner cruise - If you live near a body of water (ocean, lake or even some rivers) you can probably find a dinner cruise.
船上餐会——如果你家附近有大海、湖泊或是小河，那么，你就可以和你的伴侣来一个“船上约会”。
A Drought Act was passed and there was widespread water rationing - some rivers, such as the Don and Sheaf in Sheffield, almost dried up.
一项《干旱法案》获得通过，水配给制广泛实施-一些河流，如Sheffield的Don河和Sheaf河，几乎干涸。
Boys body a long time, hard-working mothers used the time to rest Sunday in the rural county in rural areas, fishing some rivers to fish for children calcium supplements.
男孩长身体的时候，勤劳的母亲常用周日休息时间去县郊农村河沟里捞些鱼来给孩子们补钙。
Boy y's body a long time, hard-working mothers used the time to rest Sunday in the rural county in rural areas, fishing some rivers to fish for children calcium supplements.
男孩长身体的时候，勤劳的母亲常用周日休息时间去县郊农村河沟里捞些鱼来给孩子们补钙。
I would also recommend Adams' book, Along Some Rivers, Conversations and Photographs, in which he almost convinced me that Dorothea Lange was a better photographer than Walker Evans.Almost.
我也推荐亚当斯的另一本书，《与河流同行，对话与摄影》，在这本书中，他几乎让我相信多罗西·兰格是一位比沃克。艾旺斯优秀的摄影师。
I would also recommend Adams' book, Along Some Rivers, Conversations and Photographs, in which he almost convinced me that Dorothea Lange was a better photographer than Walker Evans. Almost.
我也推荐亚当斯的另一本书，《与河流同行，对话与摄影》，在这本书中，他几乎让我相信多罗西·兰格是一位比沃克。艾旺斯优秀的摄影师。
Man made reservoirs and sand excavation in some rivers reduce silt discharge into sea, these human activities are vital factors that cause coast erosion hazard in Qinhuangdao region recently.
在本区入海的一些河流上兴修的水库与挖沙采石，减少了入海泥沙量，这些人为因素是现今秦皇岛海岸侵蚀灾害的主要原因。
Some poisonous substances are flowing into the rivers that are sources of our drinking water.
一些有毒物质流入我们作为饮用水的河流中。
Some areas, because of their soil texture, topographical position, or distance from rivers or groundwater, have virtually no water available to plants, whereas others do.
有些地区由于土质、地形位置或与河流或地下水的距离，几乎没有水分能提供给植物，而另一些地区则有。
Some scientists speculate that Mars may have enjoyed an extended early period during which rivers, lakes, and perhaps even oceans adorned its surface.
一些科学家推测，火星在早期很长时间里可能都有以河流、湖泊，甚至海洋装点着它的表面。
In some cases, the water table reaches Earth's surface, where it is expressed as rivers, lakes and marshes.
在某些情况下，地下水位到达地球表面，在那里以河流、湖泊和沼泽的形式表现出来。
Re-routing Russian rivers to increase cold water flow to ice-forming areas could also be used to slow down warming, say some climate scientists.
一些气候科学家说，为增加流向结冰地区的冷水流量进行的俄罗斯河流改道，也可以用来减缓气候变暖。
In some cases, water is so scarce that farmers break open sewage pipes transporting waste to local rivers.
在某些情况，水稀缺到农民们不得不打开污水管道，将污水输送到当地的河流。
Now rivers are dirty because some people pollute them.
现在的河流很脏，因为有些人污染了河流。
Heavy rains and overflowing rivers have caused extensive flooding in some parts of the US midwest and in eastern regions of the US as well.
暴雨和泛滥的河流在美国中西部和东部地区造成了大面积的洪水。
Heavy rains and overflowing rivers have caused extensive flooding in some parts of the US midwest and in eastern regions of the US as well.
暴雨和泛滥的河流在美国中西部和东部地区造成了大面积的洪水。
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