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What are the three long and two short

\The origin of "three long and two short" is related to the coffin. The coffin is made up of six pieces of wood. The lid and bottom of the coffin are commonly known as heaven and earth respectively. The left and right pieces are called sun and moon. These four pieces are long wood. The front and back pieces are called colorful head and tail respectively. They are square short materials, so they are four long and two short. However, the lid of the coffin was only closed after people died, so it was only called "three long and two short" as a nickname for death, and later added the meaning of accident and disaster.

Brief introduction

Three long and two short refers to the coffin. In ancient times, coffins didn't use nails. They tied the bottom and cover together with leather straps. Bundle three times in the horizontal direction and two times in the vertical direction. The board is long in the horizontal direction and short in the vertical direction. So three long and two short means death. Abstract: the origin of "three long and two short" is related to the coffin. In ancient times, coffins did not need nails. They tied the bottom and cover of coffins together with leather straps, three in the horizontal direction and two in the vertical direction. Over time, it has gradually become an idiom popular among the people, implying that the situation is critical. (SanChangLiangDuanShiNaSanChangNaLiangDuan)