单词	concavo-concave
释义	con·ca·vo-con·cave (kŏn-kā′vō-kŏn-kāv) adj. Concave on both surfaces; biconcave. Used of a lens.
随便看	main squeeze mainstay mainstream mainstreamer main street maintain maintainability maintainable maintainer maintenance Maintenon maintop main topgallant main topgallantmast main topmast main topsail main verb main yard Mainz Mairead maisonette mai tai maitake maitre d' maize

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。