单词	operosity
释义	operosity noun op·​er·​os·​i·​ty ˌäpəˈräsətē plural -es : operoseness Word History Etymology Latin operositas, from operosus + -itas -ity
随便看	silverswords silvertail silvertip perjuries perjuring perjurious perjuriously perjurous perjury perk perk (up) perk (up) one's ears perk one's ears perk up perk up one's ears perked perked (up) perked up perker perkest perkier perkiest perkilier perkiliest perkily

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