单词	biconcave
释义	biconcave adjective bi·​con·​cave (ˌ)bī-(ˌ)kän-ˈkāv  -ˈkän-ˌkāv  : concave on both sides biconcavity ˌbī-(ˌ)kän-ˈka-və-tē  noun Word History First Known Use 1807, in the meaning defined above Medical Definition biconcave adjective bi·​con·​cave ˌbī-(ˌ)kän-ˈkāv  (ˈ)bī-ˈkän-ˌ  : concave on both sides biconcave vertebrae a biconcave lens
随便看	besmogging besmogs besmoke besmoked besmokes besmoking besmoothed besmoothing besmooths besmudge besmudged besmudges besmudging besmuts besmutted besmutting besnowed besnowing besnows besoil besom besom moss besom pocket besomed besoming

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