音标：['fәuliәu]
n. 对开纸, 页码, (原稿的)一页
a. 对折的, 对开的
vt. 编页码
【经】 对开, 对折纸, 张数号
英汉词典

folio的短语、例句：

folio n (pl ~s) 1 (a) [C] large sheet of paper folded once, making two leaves or four pages of a book 对摺纸; 对开纸. (b) [C] book made of sheets folded in this way 对开本的书
We have several early folios for sale. 我们有几本早期的对开本书出售. (c) [U] largest size and format for a book 书的最大开本
drawings published in folio 以对开纸出版的画
[attrib 作定语] a folio volume 一册对开本的书. 2 [C] (a) sheet of paper numbered on one side only 只在一面有页码的纸. (b) page number of a book 书的页码.