Zi Collection, Page Position: Upper, Radical: Mouth (kǒu), Page 7, Entry 04 Pronounced yu (falling tone) and yan (falling tone). In "Guangyun," it is pronounced yu jian qie. In "Jiyun," it is pronounced yin jian qie, with the same pronunciation as "yan." In "Guangyun," it is explained as items being mutually equivalent. Additionally, in "Guangyun" and "Jiyun," it is pronounced yu jian qie, with the same pronunciation as "yan." The meaning is the same.