1. The phenomena of agroecological environment are becoming worse and worse in the arid and semi-arid regions that has become the predominant obstacle for agriculture development.
   在干旱、半干旱区,农业生态环境日益恶化的现象比较严重,已成为农业发展的重大障碍。The phenomena of agroecological environment are becoming worse and worse in the arid and semi-arid regions that has become the predominant obstacle for agriculture development.
   在干旱、半干旱区,农业生态环境日益恶化的现象比较严重,已成为农业发展的重大障碍。

声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。