生态系统的结构

{"name":"\u751f\u6001\u7cfb\u7edf\u7684\u7ed3\u6784","type":"\u5076\u50cf\u7247","area":"\u65b0\u52a0\u5761","year":"2021","lang":"\u65e5\u8bed","play":"\u8fde\u8f7d","type1":"\u5076\u50cf\u7247"}