绿色长城
The Great Green Wall is 7,000 kilometres long,and between 400 and 1,700 kilometres wide.The Great Green Wall will stop the wind from blowing the earth away.
绿色长城有7000公里长,400到1700公里宽.绿色长城会阻止风吹走泥土.
The Great Green Wall will stop the sand from moving towards the rich farmland.
绿色长城将阻挡沙子侵蚀肥沃的农田.
Was it difficult to work on the Great Green Wall?
在绿色长城上工作很辛苦吗?绿色长城,应该是比喻树林带,就像长城那样有很大的防护作用
