英语词汇“keystoning”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	keystoning
释义	keystoning /ˈkiːstəʊnɪŋ/ noun The action of giving something a trapezoidal shape; the result of this. Now chiefly Cinematography, Television, and Photography : the keystone effect; distortion arising from this. Origin 1920s; earliest use found in U.S. Patents. From keystone + -ing.
随便看	olation Olbers' paradox old Old Academic Old Academy old Adam old Adamish old age old aged old-age pension old-age pensioner old age security old ale old alliance old baas old bachelor Old Bailey Old Baptist old bat Old Bay Old Bay State old bean old beer Old Believer old bird

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keystoning