《史记·八书·律书》
癸就是揆，说万物都可以测度，所以称为癸。
癸之为言揆也，言万物可揆度，故曰癸。
Gui is the gui of referring to the determination of the all things, so it is called gui.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 癸之为言揆也，言万物可揆度，故曰癸。 [/INST] Gui is the gui of referring to the determination of the all things, so it is called gui.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 癸之为言揆也，言万物可揆度，故曰癸。
user
Gui is the gui of referring to the determination of the all things, so it is called gui.
assistant