solitary elders in rural areas的用法和样例：
- In such circumstances, we must provide the elders in rural areas with adequate endowment resources to meet their basic, which will ensure they can have a healthy and happy life.
- The disease occurs most frequently in rural areas.
- People in rural areas longed for life in the city.
- Ecological Courtyards in Rural Areas.
- This phenomemon, much more extreme in rural areas.