张数的英文：
folio
n. 对开的纸，对开本的书；页码，张数
adj. 对折的，对开的
v. 编页码
- I'll have to check the ledger folio.
我得核对一下总帐页数。 - She owns a Shakespeare first folio.
她拥有一本莎士比亚最早的对开本。 - Zerorise the permanent ledger folio at the end of guest stay.
在客人离店时取消客人分类帐户记录。 - This book on literature has been brought out in folio.
这本论文学的书已印成对开本发行。 - Folios will be prepared for each attendee and left by their namecards on the conference table.
会场会替每位出席者准备文件夹，跟名牌一起摆在会议桌上。