Ecole埃科勒ECOpref.表示“环境”；“生态”；“生态学的”ecobiotechnology生物--生态组合工艺Ecological study生态学研究ecological efect生态效应ecological sense生态意识ecological cycle生态循环ecological group生态类群Ecological first生态优先ecological audit生态审计ecological order区位次序Eco-fertilizer生态肥