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	-archy -ard -aria -aries -arium -ariums -art -ary -ated -athon -ation -ative -ator -atory -auxae -auxe -bacter -batrachus d-post d-posts D-sharp D-sharp major D-sharp minor d-sharps d.c.

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。