In the "Guangyun" (Guangyun), the pronunciation is noted as shi-shan (rising tone). In the "Jiyun" (Jiyun), the pronunciation is noted as chu-shan (rising tone), with the same pronunciation as "chan" (chan). The "Yupian" (Yupian) explains it as a carriage hub. Furthermore, in the "Jiyun" (Jiyun), the pronunciation is noted as duo-han (level tone), with the same pronunciation as "dan" (dan). 䡲 refers to a type of carriage. Additionally, the pronunciation is noted as shi-lian (level tone), with the same pronunciation as "chan" (chan). 䡲 refers to a carriage hub.