详细解释:n. 生态系统
【医】 生态系
英语解释：
名词 ecosystem:
a system formed by the interaction of a community of organisms with their physical environment例句：
An organism, often a bacterium or fungus, that feeds on and breaks down dead plant or animal matter, thus making organic nutrients available to the ecosystem.腐生菌; 腐生物一种有机物，通常是细菌以死的动植物为食并把它们分解，藉此为生态系统提供有机养分