per

per /pə; strong pɜː $ pər strong pɜːr/ S3 W1 prepositionprep → purr

1 per hour/day/week etc SPEEDAMOUNTduring each hour etc 每小时/天/星期等

The park attracts four million visitors per year.

那座公园每年吸引400万游客。

miles/kilometres per hour (=used for measuring speed) 每小时…英里/公里〔用以测量速度〕

a speed limit of 40 miles per hour

每小时40英里的限速

Examples from the Corpus

per hour/day/week etc• Pony treks from the East Farm are priced at £8 per hour, 7 days a week.• Action potentials zip down axons at about 225 miles per hour.• At room temperature, atoms normally fly around at speeds of hundreds or thousands of miles per hour.• Make a conscious effort to drink less tea and coffee - about one or two cups per day.• Prices vary enormously for group holidays but a typical price would be somewhere in the region of £25 per person per day.• These couples averaged 2.44 copulations per week.• A group of mums working on a one day per week rota can look after the arrangements for this.• Singe bikes cost $ 3. 50 per hour, tandems $ 5 per hour.

2 AMOUNTfor each 每

How much does it cost per kilo?

每公斤多少钱？

rooms costing £40 per night

每晚收费40英镑的房间

Admission is £9.95 per adult.

成人门票每位9.95英镑。

My car does 12 miles per litre (=for each litre of petrol).

我的汽车每升汽油跑12英里。

The meal cost $25 per head (=for or by each person).

那顿饭人均花费25美元。

3 as per something formal according to something 按照某事物

The work was carried out as per your instructions.

这项工作是按照您的指示进行的。

4 as per usual/normal spokenUSUALLY used when something annoying happens which has often happened before 〔令人讨厌的事情〕照常，照旧

Jenny was late, as per usual.

珍妮照例迟到了。

Examples from the Corpus

as per usual/normal• Same old jolly camp-fire life went on as per usual.• Besides which, you've missed the point as per usual: to speak is to admit existence.

→ per annum , per capita

Examples from the Corpus

per• My car gets about 30 miles per gallon.• Oranges are 39 cents per pound.

per head• The charge would be £4 per head. 7.• Entry costs $55 per head.• It failed; the loss on our government's business venture is around A$700 per head.• These can often be made cheaper per head by squeezing one person more than recommended into the household.• What about central bankers per head of population - supposing, which is not obvious, that bigger countries need bigger banks?• And of the bottom ten states, ranked by income per head, seven are in the South.• The latest World Bank figures for the the region show incomes per head still falling and life expectancy plunging due to Aids.• Income per head there remains the lowest of all 50 states.• Singles, doubles and trebles are available at £5 per head with optional pools available on the day.

From Longman Business Dictionary

perper /pə, pɜːpər, pɜːr/ prepositionprep

1for each

an average beef cattle price of $74.20 per hundred pounds

The price tag is $1500 per square foot of retail space.

Earnings per share rose 12% to 31.3 pence.

The Japanese have in recent years reported a higher income per person than the Americans.

2per hour/day/week etc during each hour etc

How many calls do you make per day?

a train travelling at 150 miles per hour

→ see also as per

PERPERFINANCE