environment.环境
environmentn.环境;外界
environment vicissitude环境变迁
environmentai pollution环境污染
environment I satellite环境一号卫星
environment rule by law环境法治
environment maintenance环境维护
environment legislation环境立法
environment coefficient环境系数
environment ceramic art环境陶艺
Environment pottery art环境陶艺
environment of teaching教学环境