单词	freedom to read
释义	freedom to read 阅读自由
随便看	desertification and degeneration desertification area desertification assessment Desertificati on changes desertification combat desertification Combating desertification control desertification controlling desertification control /PAC desertification control regionalization desertification degree desertification of land desertification of the grassland desertification prevention and control desertification process desertification processes desertification-prone land desertification region desertification reversion desertifications desertification soil and water conservation Desertification status desertification type desertification types Desertification Unit