environmental

英 [ɪnvaɪrən'ment(ə)l; en-] 美[ɪn,vaɪrən'mɛntl]

• adj. 环境的，周围的；有关环境的

1. concerned with the ecological effects of altering the environment;

"environmental pollution"

2. of or relating to the external conditions or surroundings;

"environmental factors"