Ecole埃科勒ECOpref.表示“环境”；“生态”；“生态学的”ecological prose生态散文ecologic economy生态经济ecologicol river生态河道Ecological areas生态区ecological needs生态需要ecological value生态值eco - security生态安全ecological range生态幅度ecocardiograpghy超声心动描记术Ecological types地理生态型