单词	solid angle
释义	solid angle noun : the three-dimensional angular spread at the vertex of a cone measured by the area intercepted by the cone on a unit sphere whose center is the vertex of the cone Word History First Known Use circa 1704, in the meaning defined above
随便看	lethargises lethargising lethargize lethargized lethargizes lethargizing lethargy Lethbridge lethe lethean lethes lethied lethiferous Lethocerus Lethrinus leti Leticia letoes letos letovicite lets lets (someone) know lets down lets fly lets go

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。