单词	energy-efficient
释义	energy-efficientˌenergy-efˈficient adjective using as little energy as possible:  How can we make our homes more energy-efficient?
随便看	calm calmly calmness Calor gas caloric calorie calorific Cal Tech calumny Calvary calve calves Calvinism Calvinist Calvin, John calypso calyx CAM cam camaraderie Camargue camber Cambodia Cambodian Cambrian Mountains

英语词典包含52748条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。