Many areas of the world still have self-sufficient rural economies.世界上有许多地方仍然有自给自足的农业经济体。The farm economy was stable.农业经济很稳定。Rural economy has improved greatly in the past few years.过去几年农业经济有很大发展。Climate change could disrupt the agricultural economy.气候变化会给农业经济带来不良影响。