dentifrice

英式音标dentifrice怎么读

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dentifrice词义

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n. 牙膏;牙粉


dentifrice英文词源

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dentifrice (n.)
early 15c., from Middle French dentifrice (15c.), from Latin dentifricium "powder for rubbing the teeth," from dens (genitive dentis) "tooth" (see tooth) + fricare "to rub" (see friction).