单词octavo
n.: 八开本
网络: 八本开；八开纸；八开的纸
八开本:
a size of a book page that is made by folding each sheet of paper into eight leaves(= 16 pages)
八开,八开本;八开纸;八开页
复数：octavos
A book composed of octavo pages.
由八开页纸做成的书
Discussion about the Proper Position of Barcode with an Octavo
八开图册的条形码粘贴位置商榷