ecolgy生态学ECOpref.表示“环境”；“生态”；“生态学的”ecotourism resource生态旅游资源Ecological district生态城区ecological barriers生态障碍ecommunity services社区服务Eco-niche breadth生态位宽度ecological oriented生态导向Ecological homeland生态家园Ecothiophate Iodide碘乙膦硫胆碱, 碘化二乙氧膦酰硫胆碱[缩瞳药]ecological material生态材料ecological relation生态关系