单词	supermassive
释义	supermassive adjective su·​per·​mas·​sive ˌsü-pər-ˈma-siv  : having a very large mass : extremely or extraordinarily massive a supermassive black hole Word History First Known Use 1937, in the meaning defined above
随便看	dagans Dagbane dagbani dagdae dagdas Dagenham dagesh Dagestan daggas dagged dagger dagger cocklebur dagger fern dagger moth dagger plank dagger plant dagger rudder daggerboard daggerboardes daggerboards daggerbush daggered daggering daggerlike daggers

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