(1) 环境，四周(surroundings and conditions that affect the living things)[C，U]：grow up in an～of poverty/in a family with a warm and loving～在贫困的环境/在充满温暖和爱意的家庭中长大;An unhappy home～may drive a teenager to crime. 不幸的家庭环境可能会驱使少年犯罪。provide a secure and happy～for the children 为孩子们提供一个安全幸福的环境; be surrounded by a pure and healthy～在纯洁和健康的环境中;Mold grow best in a warm，damp～. 霉菌最适宜在温暖潮湿的环境中生长。the home and social～(s) 家庭及社会环境; 〖同〗 surroundings，setting， scene，atmosphere，situation，circumstances，background;

(2) 自然环境 (condition of the air，water，soil，plants and animals) [C，the～]：improve/protect the local～改善/保护本地的环境; prevent the pollution of the～防止污染环境; man's struggle against the～人与自然环境的抗争;

→en͵viron′mental adj 环境的;en͵viron′mentalism n 环境论;环境保护主义;en͵viron′mentalist n & adj 环境保护主义者(的);环境论(者)的;en͵viron-′mentally adv 环境(上)地;

【辨异】environment与circumstance和surroundings的区别见CIRCUMSTANCE。