单词	cerous
释义	cerous adjective ce·​rous ˈsir-əs  : of, relating to, or containing cerium especially with a valence of three Word History First Known Use 1849, in the meaning defined above
随便看	picketer picketers picketing pickets Pickett pickfork pickier pickiest pickiness pickinesses picking picking apart picking at picking machine picking off picking on picking out picking over picking the brains of picking up picking up on pickings pickle pickle brood pickle grass

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