euthenics /ju:'θeniks/ 📖 中文释义 n. 环境优生学, 环境改善学[医] 优境学 🔗 释义中的汉语词优境学 📘 English Definition(英文释义) n. the study of methods of improving human well-being and efficient functioning by improving environmental conditions ← euthenic E 字母词表 euthenist →