1, Xuan (pinyin: xuán, xuàn) is a first-class Chinese character (commonly used word) in the General Standard of Chinese. This word first appeared in Oracle Bone Inscriptions in the Shang Dynasty, and the ancient Chinese characters were written by the flag "?" The "stop" of the foot means that the soldiers turn forward, backward or left and right with the command of the flag, which means rotation by extension.

2, xuán, rotation: spin, spin, spin ladder, melody, hover, spin; Return: triumph. Soon: immediately (referring to a very short time, such as "spinning away"). Communicate with or between parties: handle or mediate. There was a "whirlpool" in ancient times, whirlpool.

3, xuàn, whirlwind: whirlwind. Temporary (doing): spinning for dinner. Turn with a lathe or knife: Turn parts with a lathe. Unscrew the melon skin.