基本解釋n.環(huán)境優(yōu)生學(xué)；環(huán)境改善學(xué)同根派生 euthenics相關(guān)詞英漢例句Euthenics:The study of the improvement of human functioning and well-being by improvement of living conditions. 優(yōu)境學(xué):一門通過改善生存環(huán)境來改善人種的學(xué)科.euthenics更多例句