相关单词近义词 untie 解开, undo 解开, unfasten 解开, unthread 抽去线, unknot 解开 ... 结子..., loosen 松开, unbrace 使不紧张临近词Ungi, UN, undistracted, uncoordinted, UN inspector, ununiformity, undigestible, unfathomable, unmanifested, unelaborated, Untergailtal, unverbalised相似词unkind, unknowing, unknown, unknown quantity, unladylike, unlawful, unleaded, unlearn, 返回 unlace