单词	quercitannin
释义	quercitannin noun quer·​ci·​tannin : a tannin isolated from oak bark as a reddish white powder Word History Etymology Latin quercus oak + English -i- + tannin
随便看	tokus tokyi Tokyo tokyoes tokyoite tokyoites tokyos tol tol process tol tet Tol'yatti tol- tol-de-rol tol-lol tola tolable tolan tolane tolanes tolans tolar tolarjev tolars tolas tolazamides

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