环境科学 huánjìngkēxué environmental science Origin Definitions Defs Strokes Stroke Words Sentences Sents 环境 環境 huánjìng noun environment environment; surroundings; circumstances; the natural or social conditions in which a person, animal, or plant lives or operates科学 科學 kēxué noun science science; scientific knowledge; a system of knowledge about the laws of nature, society, and thought