per读法为：美 /pər,pɜːr/ 英 /pər; pɜːr/
常用词典：prep.每，每一；经；按照；（纹章）依……的方向
adv.每，每个abbr.时期 (period)；人 (person)；每次，每个;照常，按惯例
n.(Per) （挪、瑞、丹）佩尔（人名）
adj.<化>高的，过的，全的
as per sth按照；依据
following sth that has been decided
The work was carried out as per instructions.
工作是按指示进行的。
as per normal/usual(informal) 照常；按惯例；一如既往
in the way that is normal or usual; as often happens
Everyone blamed me as per usual.
大家照例是责怪我。
双语例句：
1、This paid lounge costs 50 yuan per person per hour.
这家付费休息室每人每小时收费50元。
2、Disposable income per capita has increased year by year recently.
近几年的人均可支配收入逐年增长。
3、You have to assemble the machine per the instructions.
你必须按照说明书来组装这台机器。
4、The ticket price is five dollars per person.
票价是每人五美元
5、The subscription is $20 per year.
订阅包一年20美金。
6、A premium subscription costs $40 per month.
高级订阅包每月40美元。
7、I dress up twice per year.
我一年会盛装打扮两次。
8、46 cents per stamp is a bad deal.
46美分的邮票不合算。