开本
kāi běn
book format, similar to in-4°, in-8° etc (a 16-kai format 16開|16开[shi2 liu4 kai1] is roughly A4) (abbr. to 開|开[kai1])
ReviewReviewkāi běn
book format, similar to in-4°, in-8° etc (a 16-kai format 16開|16开[shi2 liu4 kai1] is roughly A4) (abbr. to 開|开[kai1])