生态系统英语：ecosystem。英 ['iːkəʊsɪstəm] 美 ['iːkoʊsɪstəm] n. 生态系统。Water is the core of a healthy ecosystem.水是维持生态系统良性循环的根本。Research Review on Wetland Ecosystem Health.湿地生态系统健康研究进展。近义词：biome 英 ['baɪəʊm] 美 ['baɪoʊm] n. 生物群系。Loitering in the agricultural biome, I could barely hear the muffled thump of the distant wave machine in the ocean, as it exhaled a wave every twelve seconds.我在农耕的生物群系里徘徊，每隔十二秒钟都隐隐听见远处海里造波机制造波浪时发出的沉重的撞击声。
