"Rhyme" is the epitome of internal moral ambition, while "Xuan" is the outstanding epitome of external. The combination of "rhyme" and "Xuan" is not only fashionable, but also full of quaint cultural color, which is a common cultural term of the ancients. Ci Hai interprets the word "Yun Xuan" as a "cloud carriage", which is a legendary carriage of immortals. Another solution is "the emperor's chariot riding". It can be seen that the word "Yun Xuan" is not only auspicious, but also noble.