semi-arid zone

例句：

1. 1. The region is characterized by its semi-arid climate and sandy soil.
   该地区以其半干旱气候和沙质土壤而著称。
2. 2. The scientists are studying theimpact of global warming on the semi-arid zone.
   科学家们正在研究全球变暖对半干旱区的影响。
3. 3. The farmersin this area rely heavily on irrigation to survive in the semi-arid zone.
   这个地区的农民严重依赖灌溉来在半干旱区生存。