Windbreaks have covered across all provinces of China.

防风林已覆盖中国所有省份。

Since 1978, over 66 billion trees have been planted to act as windbreaks.

自1978年以来，(中国)已经种植了660多亿棵树木作为防风林。

But here is something interesting about windbreaks.

但是，这里有一些关于防风林有趣的现象。

Locally grown trees and plants are best for windbreaks.

地方性种植的树和植物对防风林来说是最好的。

One method of soil conservation is the use of windbreaks.

其中一种土壤保护的方法就是使用防风林。

Windbreaks not only protect land and crops from the wind.

防风墙不仅仅保护土地和庄稼免遭风害。

Locally grum grown trees and plants are best for windbreaks.

用当地生长的树木和植物做防风林是最好的。

One important form of soil conservation is the use of windbreaks.

土壤保护的一个重要形式是防风林的使用.

One important fall form of soil conservation is the used of windbreaks.

一种保护土地很重要的方式是利用防护林.

Windbreaks are barriers formed by trees and other plants with many leaves.

防风林是一种由树和其它植物用它们的叶子形成的屏障。