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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	bespoke besprent besprinkle "Bess." Bessarabia Bessarabian Bessel Bessemer Bessemer converter Bessemer process Bessie best Best best-ball best boy best-case bestead best foot forward bestial bestiality bestialization bestialize bestially bestiary bestir

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。