单词	policy science
释义	policy science noun : a social science dealing with the making of high-level policy (as in a government or business) Word History First Known Use 1950, in the meaning defined above
随便看	alsinaceous Alsine also also-ran also-rans alsobiae alsobias alsoer alsoest Alsophila alsophilae alsophilas alstoniae alstonias alstonite alstroemeria alstroemeriaceaes alstroemerias alt alt hor Alt key alt right alt-country alt-pop alt-right

英语词典包含469781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。