种植更多的花草和树木 Plant more flowers and trees
更加多草皮 turfier
只是更多的杂草 just more weeds
更多的树和草 more trees and grass
我们应该种更多的树和草。
为了让牛有更多的草吃，牧民和学生们不得不从一个地方搬到另一个地方。
The herdsmen and the students have to move from one area to another so that the cows have more grass to eat.
放眼未来，很多人认为生产生物燃料更好的办法是利用草和树苗来作为原料。因为它们拥有更多的纤维素。
For the future, many think a better way of making biofuels will be from grasses and saplings, which contain more cellulose.
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