In "Guangyun" and "Jiyun", it is recorded that the pronunciation is "wu fan qie", which sounds the same as "wan". "Erya · Shishou" states: "Màn is like li." "Shiwen" records: "Màn" is also written as "shàn". Furthermore, in "Jiyun", it is recorded that the pronunciation is "mo guan qie", which sounds the same as "mán". It is also pronounced "mo huan qie", sounding the same as "mán". And it is pronounced "mo ban qie", sounding the same as "màn". The meanings are the same.