相关单词近义词 unfasten 解开, untie 解开, undo 解开, uncouple 解开, detach 使分离, release 释放反义词hitch, 猛拉临近词unled, UN, unplumbed ideas., unrecorded revenue, uncompleted survey, unmanned gyroplane, ungalvanized plate, Unvorricht disease, unbalance response, uncoded amino acid, unbonded prestress, undelivable cheque 返回 unhitch