单词	tighten
释义	tight·en (tītn) tr. & intr.v. tight·ened, tight·en·ing, tight·ens To make or become tight or tighter. tighten·er n.
随便看	Indo-European root: wel- Indo-European root: welə- Indo-European root: wemə- Indo-European root: wen- Indo-European root: wen- Indo-European root: wer- Indo-European root: wer- Indo-European root: wer- Indo-European root: wer- Indo-European root: wer- Indo-European root: werg- Indo-European root: wers- Indo-European root: wes- Indo-European root: wes- Indo-European root: wes- Indo-European root: wes-pero- Indo-European root: wesr̥ Indo-European root: wet- Indo-European root: wet- Indo-European root: wi- Indo-European root: wl̥kwo- Indo-European root: wl̥p-ē- Indo-European root: wrād- Indo-European root: wē- Indo-European root: wē-r-

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