aquatic ecosystem[生态] 水生生态系统;生态系统;水域生态系统;[生态] 水生生态系
ecosystem management生态系统管理;生态系经营;生态管理;生态系管理
artificial ecosystem人工生态系统;人造生态系统
agricultural ecosystem[农] 农业生态系统;农业生态系统
ecosystem structure生态系统结构
Ecosystem approach生态系统方法
degraded ecosystem生态系统
ecosystem autoregulation生态系统自动第
organization ecosystem组织生态系统
N-COUNT（可数名词） An ecosystem is all the plants and animals that live in a particular area together with the complex relationship that exists between them and their environment. 生态系统 [技术]
...the forest ecosystem.
…森林生态系统。