Permit is a formal word, which is used especially about someone being officially allowed to do something. In everyday situations, people usually say let somebody do something or allow somebody to do something: 是比较正式的用词,尤指某人经正式允许做某事。在日常情况下,人们一般说let sb do sth,或allow sb to do sth
His parents won’t let him watch TV after ten o'clock.
他父母不许他十点以后看电视。
2[intransitiveI, transitiveT]POSSIBLE to make it possible for something to happen (使)成为可能
The large windows permit a clear view of the lake.
宽大的窗户使得湖面风光尽收眼底。
permit somebody to do something
The moon permitted me to see a little way into the distance.
月光让我能看到距离稍远的地方。
I’ll see you after the meeting, if time permits (=if it finishes early enough).
如果时间允许,会后我来见你。
We’ll have a picnic at the beach, weather permitting (=if the weather is good enough).
天气允许的话,我们将在沙滩上野餐。
nGRAMMAR: Comparison
permit
Something is permitted:
Working from home is permitted.
Someone is permitted to do something:
Employees are permitted to work from home.
Someone is permitted something:
Women were not permitted a vote.
Permit is usually used in the passive in this meaning.
be permitted to do something• No one was permitted topick the flowers.
weather permitting• The game starts at 7 tomorrow, weather permitting.• We're going to the beach this weekend, weather permitting.• Occasionally there is live music, and a weeklybarbecueweather permitting.• On Saturdayeveningsguests are entertained in the garden, weather permitting.• Open dailyEaster to September, 10am to dusk, weather permitting.• The meeting could take place as soon as today, weather permitting.• They make a day of it, tailgating before the game and, weather permitting, after it, too.• There is an excellentrestaurant and, weather permitting, meals can be served alfresco on the terrace.• Play would resume, weather permitting, tomorrow evening.• The best nights for getting a first look, weather permitting, will be Thursday and Friday.
travel/parking/export etc permit• Did Gray have a parking permit?• Theoretically no other country can allow the listed animal in without an export permit.• Annualparking permits will be available at £10 for Richmondshire residents and £50 for non-residents.• Existingexport permits are to be revoked.• The final position will not be known until the export permitscommitteecompletes its process.
From Longman Business Dictionary
permitper·mit /ˈpɜːmɪtˈpɜːr-/ noun [countableC]
LAWan official document stating that someone is allowed to do something
The government would issue permits for fishing.
permit to do something
The company requested a permit to operate a hazardous-waste treatment plant.