book format based on how a full printing sheet is cut or folded (often abbreviated to 開|开[kai1] after a numeral, e.g. 16-kai and 32-kai, roughly A4 and A5 respectively)
trad. 開本
Also written 開本【kāi běn】
book format based on how a full printing sheet is cut or folded (often abbreviated to 開|开[kai1] after a numeral, e.g. 16-kai and 32-kai, roughly A4 and A5 respectively)
trad. 開本
Also written 開本【kāi běn】