The sediment discharge of rivers with cultivated waste land of dry farm, population density are indirect proportion, it with forest cover degree, per capita output of grain are inverse proportion.
河流输少量与旱坡耕地垦殖率、人口密度成正比,与森林覆盖率、人均占有粮食成反比。
His small plot is dry, and he has to walk several kilometres to get water from a neighbouring farm.
他的小块非常干旱,他要步行好几公里的路程从邻近的农场采些水来。
在干旱季节,他们务农。
应用推荐