at

preposition
A1
1
A1
used to say where something/somebody is or where something happens
در, نزد
2
A1
used to say where somebody works or studies
در
He's been at the bank longer than anyone else.
She's at Yale .
3
A1
used to say when something happens
در زمان, به هنگام, به وقت
We left at 2 o'clock.
at the end of the week
We woke at dawn.
I didn't know at the time of writing .
At night you can see the stars.
(British English)What are you doing at the weekend?
4
A1
used to state the age at which somebody does something
در سن, به سن
She got married at 25.
He left school at the age of 16.
5
A1
in the direction of or towards somebody/something
به سوی, در سمت, در جهت, به, در, سوی
What are you looking at?
He pointed a gun at her.
Somebody threw paint at the prime minister.
6
used after a verb to show that somebody tries to do something, or partly does something, but does not succeed or complete it
در صدد, در کوشش, در تلاش
He clutched wildly at the rope as he fell.
She nibbled at a sandwich .
7
A1
used with adjectives to show how well somebody does something
نسبت به
I'm good at French.
She's hopeless at managing people.
8
A1
used to show a rate, speed, etc.
به ازای, در هر
He was driving at 70 mph.
The noise came at two-minute intervals .
Prices start at $1 000.
The book retails at £19.95.
9
A2
used to state the distance away from something
در فاصله, در فاصلهٔ, به فاصلهٔ
I held it at arm's length.
Can you read a car number plate at fifty metres?
10
B1
used to show the situation somebody/something is in, what somebody is doing or what is happening
در
The country is now at war.
I felt at a disadvantage.
I think Mr Harris is at lunch.
11
B1
used to say that somebody/something is as good, bad, etc. as they can be
در بهترین حالت, در بدترین حالت, در اوج
This was Osaka at her best.
The garden's at its most beautiful in June.
12
B1
used with adjectives to show the cause of something
در اثر, به علت, به سبب, ناشی از, به خاطر
They were impatient at the delay.
She was delighted at the result.
13
in response to something
در پاسخ به, در جواب, در پاسخ, در قبال
They attended the dinner at the chairman's invitation.
14
A1
used when giving a phone number
با شماره
You can reach me at 637-2335, extension 354.
15
A1
the symbol (@) used in email addresses
اَت ساین, کاراکتر 'at', نشانه آدرس ایمیل, نماد آدرس ایمیل