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	think tank thinly thinner thinness thinning thin-skinned thinspiration third third class third-class third degree third-degree thirdly Third Man, The third party third person third-rate Third Reading Third Reich third sector Third Way Third World Third-World thirst thirstily

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。