1, Kun is a Chinese character, pronounced su bu, pictographic. Back from the dead, with a weak voice. In ancient Chinese, it looks like a hat, with a face in the middle and a declining image below. This word is also "_". "Gun" is a later word. The original meaning of hemp fiber is the name of rain gear, that is, hemp fiber.
2. Related words: water chestnut, grass chestnut, snow chestnut, chestnut, bamboo chestnut, water chestnut, water chestnut, water chestnut, water chestnut, water chestnut, water chestnut, water chestnut, fish chestnut.