environmental NGO环境NGO
environmentaladj.环境的;有关环境的
Environmental Economics环境经济学
environmental complaint环保投诉
environmental curricula环境课程
environmental democracy环境民主
environmental pollutiot环境污染
Environmental accidents环境事故
Environmental materials环境材料学
environmental corrosion接触腐蚀
environmental attitudes环境态度
environmental restraint环境约束