相关单词同義詞remount to, go back, 近義詞 predate 在日期上早於..., date 日期, validate 使生傚, sign 手勢, stamp 郵票臨近詞backfat, back, backplane slot, back financing, back flashover, back connected, back-blading, back to nature, back-end man, back arc basin, back-up item, back-putting相似詞backchannel, backchat, backcomb, backcountry, backdoor, backdrop, -backed, backed up, 返回 backdate