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单词	convexo-concave
释义	con·vex·o-con·cave (kən-vĕk′sō-kən-kāv) adj. 1. Convex on one side and concave on the other. 2. Having greater curvature on the convex side than on the concave side. Used of a lens.
随便看	anniversary anno Domini anno Hebraico anno Hegirae annotate annotation annotative annotator announce announcement announcer annoy annoyance annoying annoyingly annual annualize annually annual ring annuitant annuity annul annular annular eclipse annularity

英语词典包含135693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。