ac-count book paper的用法和样例：
- We don't expect a large amount of deposit in a current ac count.
- When looking for black hole candidates,all these things are taken into ac count.
- Book paper Uncoated paper with characteristics good for book printing but also used more generally for other purposes.
- This paper reports the investigation for the deink of domestic waste book paper.
- Farseeing:Immediately have foot book paper to sit to a toilet after finishing eat a Xie medicine up.