短语词组用作动词 (v.)~+名词undo band of cloth 解开布带undo knot 解开结undo laces of shoes 解开鞋带undo parcel 解开包裹undo rope 解开绳子undo good work 毁了好工作undo hard work 毁了辛苦的劳动成果短语 返回 undoes