单词	mesityl
释义	mesityl noun mes·​i·​tyl plural -s 1 : a hypothetical radical C3H5 of which mesityl oxide was once regarded as the oxide and acetone as the hydroxide 2 : either of two univalent radicals C9H11 derived from mesitylene by removal of one hydrogen atom: a : the substituted phenyl radical (CH3)3C6H2− b : the substituted benzyl radical (CH3)2C6H3CH2−; 3,5-dimethyl-benzyl called also alpha-mesityl Word History Etymology Greek mesitēs mediator + English -yl
随便看	lunisolar precession lunitidal interval lunk lunk-headed lunker lunkers lunkhead lunkheaded lunkheads lunks lunoid Lunt lunted lunting lunts lunulae lunular Lunularia lunulas lunulate lunulated lunule lunules lunulet lunumidella

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