environmentalistn.环保人士；环境论者environmentaladj.环境的；有关环境的environmental polices环境政策environmentalpressure环境压力environmental mineral环境矿物environmental harmony环境协调environmentaltoxicity环境毒性Environmental support环境支撑environmental handler环境控制器environmental dilemma环境困境Environmental Ceramic环境陶艺Environmental tension环境“张力”