sand desertification

• 沙漠化

sand desertification的用法和样例：

例句

1. Desertification has been recognized as a major threat to biodiversity.
   土地沙漠化被认为是对生物多样性构成主要的威胁。
2. With the process of the sandy desertification in grassland, the contents of clay decreased.
   随着草原沙漠化的加剧，土壤粘粒含量趋于减少，砂粒增多。