Chu Yun is a very elegant and noble name, in which the meaning of the word "Chu" is clear, while the word "Cloud" gives people a graceful and light feeling. This name sounds very cultured and temperamental. Ran Xi is a lovely and lively name, in which "Xi" means happiness and excitement, and "Ran" means nature and truth. This name sounds very kind. So compared with the two, it sounds good.