rainfed rice field

例句：

1. 1. The fields are rainfed, so they need to bewatered regularly.
   这些田地被雨水灌溉，所以需要定期浇水。
2. 2. Thecrops in the rainfed area are well-watered and healthy.
   雨养地区的农作物得到了良好的灌溉和健康。
3. 3. Thefarmers rely on rainfed agriculture to sustain their livelihoods.
   农民依靠雨养农业来维持生计。