单词	invertible
释义	invertible adjective in·​vert·​ible in-ˈvər-tə-bəl  : capable of being inverted or subjected to inversion an invertible matrix Example Sentences Recent Examples on the Web Hammacher Schlemmer Better Umbrella invertible umbrella (available Feb. 15, 2017) is $29.95 at www.hammacher.com. Judi Dash, The Denver Post, 9 Mar. 2017 Word History First Known Use 1703, in the meaning defined above
随便看	summists summit summit yard summited summiteer summiteers summiting summitless summitries summitry summits summity summon summon up summonable summoned summoned up summoner summoners summoning summoning up summonings summons summons case summons up

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