基本解释草地同根派生 英汉例句In Africa, Asia and Latin America, due to the loss of forest cover, land overdevelopment and over-grazing of grazingland, the situation of soil erosion is very serious. 在非洲、亚洲和拉丁美洲，由于森林植被的消失、耕地的过分开发和牧场的过度放牧，土壤剥蚀情况十分严重。