In contrast, the roots of grasses and other small plants may help to hold loose soil fragments together, thereby helping to prevent erosion by the wind.
2
我把所有的花和草都准备好了,把名字印在纸板上,和它们粘在一起。
I got all the flowers and all the grasses ready and printed the names on pieces of cardboard, to stick in with them.
3
我牵着绳子,把她拴在饲料槽,给她撒了些草。
I led her by the rope, tied her to the rack, and scattered some grass for her.