People cut down many trees, so animals are in great danger.
人们砍伐了很多树，所以动物处于极大的危险中。
People cut down many trees so elephants are losing their homes.
人们砍倒了许多树，因此，大象渐渐失去它们的家园。
People cut down many trees so elephants are losing their homes.
因为人们砍倒许多树木，所有大象们正在失去自己的家园。
Sadly, farmers cut down many trees in the rainforests every year.
然而令人悲伤的是，每年农民都要在雨林中砍伐很多树木。
Each person or small group had to build their own boat. They cut down many trees to build the boats.
每个人或每个小群体不得不自己建造船只，他们砍伐树木来建造船只。
One day, the man wanted to build another house and cut down many trees including the big tree in front of his cabin.
一天，这家主人想再建一座房子。他砍了许多树，也包括门前的这棵大树。
Elephants are losing their homes because people cut down too many trees.
因为人们砍伐了太多的树木，大象正在失去自己的家园。
If we cut down too many trees, the forest will disappear.
如果我们砍伐太多树木，森林就会消失。
This year is the 49th Earth Day and I think we should call on people not to cut down too many trees.
今年是第49个地球日，我认为我们应该呼吁人们不要过度砍伐树木。
Many of Haiti's people, the poorest in the Americas, routinely cut down trees for fuel—either to burn "raw" or turn into charcoal.
海地，美洲最贫穷的国家，许多人民习惯性的砍树作为能源——直接烧掉或者烧成木炭用。
And many spread their garments in the way: and others cut down branches off the trees, and strawed them in the way.
有许多人，把衣服铺在路上，也有人把田间的树枝砍下来，铺在路上。
We cut down trees to make houses, furniture and paper. Many animals in forests die because they lose their homes and food. We must stop cutting down forests.
我们砍伐树木去建房、制作家具以及造纸。森林中的很多动物因为失去住所和食物而死亡。我们应当停止砍伐森林。
There are many people who want to earn the money formonly cutting down trees. So more and more trees are cut by them.
现在有很多想要通过砍伐树木挣钱的人，因此，为了金钱利益，越来越多的树会被他们砍伐。
There used to be many trees but now you see. The trees have all been cut down.
原来这里有好多树，但现在你看，树都被砍光了。
In recent years, it has been reported that a large number of people cut trees down without a plan and triggered many problems.
近年来，据报道很多人对树木乱砍乱伐，引发了很多问题。
In many parts of the world, large Numbers of trees have been cut down and the ecological balance of nature has been disturbed.
在世界很多地方，大量的树木遭到砍伐，自然界的生态平衡遭到破坏。
Scientists began to study the lost land to find out what had happened. Many of them believe the land disappeared because of the trees being cut down.
科学家过去开始研究这些流失的土地，大多数以为土地所以消失就是因为树木被乱砍滥伐。
Fortunately, strong measures have been taken in many countries, forbidding people to cut down the trees for wood and coal or to kill animals for fur.
保护动物的具体措施：在很多国家，法律规定人们不准在森林里砍树，焼木制煤，或猎杀动物来获得它们的皮毛。
In some cities, many trees have been cut down, giving way to lawns, just because lawns are considered more civilized, and more beautiful.
在一些城市里，很多树都被砍了，换成草坪，仅仅因为有人认为草坪更加文明，更美观。
As many factories want to make more money, they cut down a large number of trees, pour waste water into the river, lake and sea.
由于许多工厂要赚更多的钱，他们削减了大量的树木，倒入废水进入河流，湖泊和海洋。
We know that if too many trees are cut down, forests will disappear and nothing will grow on the land.
我们知道，如果有太多的树木砍伐，森林将会消失，并没有将生长于土地。
The Andes Mountains are hurt by humans because they cut down trees which shelter many unique Andean animals.
安地斯山被人类破坏由于人类大量的砍伐树木，很多的安第斯山脉珍惜动物都是靠这些树来建窝。
The Andes Mountains are hurt by humans because they cut down trees which shelter many unique Andean animals.
安地斯山被人类破坏由于人类大量的砍伐树木，很多的安第斯山脉珍惜动物都是靠这些树来建窝。
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