常見例句雙語例句In the region of Hanggin Banner, land degeneration is very serious due to wind erosion, grassland degeneration, secondary salinization of soil, soil erosion, and the reduction of creature diversity.旗域內(nèi)，風(fēng)蝕沙化、草地退化、土壤次生鹽漬化、水土流失和生物多樣性減少等土地退化現(xiàn)象嚴(yán)重。 返回 secondary salinization of land