Zi Collection, Page Position: Upper, Radical: Silk (mì), Page 304, Entry 06 The "Yùpiān" (玉篇) and "Jíyùn" (集韵) record that "sī" (䋁) is the same as "gěng" (绠). The "Qiánhàn shū · Méi Chéng zhuàn" (前汉书·枚乘传) states: "Dān jí zhī sī duàn gān" (单极之䋁断干). The commentary cites Jiǔ Zhuó's explanation: "Sī" (䋁) is the ancient character "gěng" (绠).