Read Edit View history 环保科学 huánbǎokēxué environmental science Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 环保科学/環保科學 · huánbǎokēxué · environmental science 2026/03/04 环保科学 / 環保科學 huánbǎokēxué environmental science environmental science 他在大学里学习环保科学。 created sense Mar 4, 2026, 02:25 AM