人们常委婉地用“三长两短”来说死亡。在古代,“三长两短”指棺材的捆缚方法。《礼记·檀弓上》中说:“棺束,缩二,衡三;衽,每束一。”古时候的棺木没有钉子用,于是就用皮革将棺材和棺材盖捆在一起,这就叫“棺束”。纵的方向木板短,因此只需捆两道即可。横的方向木板长,因此必须捆三道。这就是 People often euphemistically use “three long and two short ” for the death. In ancient times, “three long and two short ” refers to the coffin binding method. “Book of Rites Tan Gong on the” said: “coffin bundle, shrink two, balance three; 衽, each bundle.” Ancient time coffin without nails, so the coffin and leather casket will be tied together , This is called “coffin bunch”. Vertical direction of the short board, so just bundled two can be. Horizontal plank length, so must be tied three. This is