才知道，原来剃须刀钝了，只需要一个烟盒，立马就变得锋利如新 #我爱电器维修

Non-professionals do not operate directly! hello everyone Share easy-to-understand maintenance videos Make maintenance easier Professional (mobile phone, computer, monitoring, home appliance) maintenance Subscribe me if you like me    / @dianqiweixiu   Only then did I realize that the razor was blunt, and it only needed a cigarette case, and it immediately became as sharp as new