B2 adverb خنثی

aperture

/ˈæp.ə.tʃər/

An opening, hole, or gap, particularly one that allows light to pass through. In technical contexts like photography, it specifically refers to the adjustable opening in a lens that regulates the amount of light reaching the sensor.

مثال‌ها

3 از 5
1

The sunlight streamed through a small aperture in the cave wall.

Light came through a little hole in the side of the cave.

2

The experiment required a precise circular aperture to focus the laser beam.

The scientific test needed an exact round opening to aim the laser.

3

Please ensure the aperture of the ventilation shaft is not obstructed.

Make sure the opening for the air vent is not blocked.

خانواده کلمه

اسم
aperture
صفت
apertural
مرتبط
opening
💡

راهنمای حفظ

Think of 'A Part Here'—there is 'a part' of the surface missing, creating a hole.

آزمون سریع

To capture more light in a dark room, the photographer chose a ____ aperture.

درسته!

پاسخ صحیح این است: wide

مثال‌ها

1

The sunlight streamed through a small aperture in the cave wall.

everyday

Light came through a little hole in the side of the cave.

2

The experiment required a precise circular aperture to focus the laser beam.

academic

The scientific test needed an exact round opening to aim the laser.

3

Please ensure the aperture of the ventilation shaft is not obstructed.

formal

Make sure the opening for the air vent is not blocked.

4

I used a wide aperture for the portrait to get that blurry background effect.

informal

I opened the camera lens wide to make the background look soft.

5

Our new optical sensors feature an expanded aperture for better low-light performance.

business

Our latest sensors have a larger opening to work better in the dark.

خانواده کلمه

اسم
aperture
صفت
apertural
مرتبط
opening

ترکیب‌های رایج

wide aperture a large opening in a lens
narrow aperture a small opening in a lens
aperture setting the specific adjustment of a camera lens
adjust the aperture to change the size of the opening
circular aperture a round-shaped hole or opening

عبارات رایج

maximum aperture

the largest possible opening a lens can achieve

aperture priority

a camera mode where the user sets the aperture and the camera does the rest

numerical aperture

a measure of the range of angles over which a system can accept light

اغلب اشتباه گرفته می‌شود با

aperture vs orifice

Orifice usually refers to an opening in the body (mouth, nose), while aperture is used for mechanical or physical gaps.

aperture vs shutter

The shutter is the 'door' that opens and closes for a duration of time, whereas the aperture is the 'size' of the hole.

📝

نکات کاربردی

Aperture is most commonly used in photography and optics. While it can mean any hole, using it for a simple hole in a shirt might sound overly technical or strange.

⚠️

اشتباهات رایج

Learners often think a 'higher' f-number (like f/22) means a larger aperture, but it actually means a smaller opening.

💡

راهنمای حفظ

Think of 'A Part Here'—there is 'a part' of the surface missing, creating a hole.

📖

ریشه کلمه

Derived from the Latin 'apertura', which comes from 'aperire', meaning 'to open'.

الگوهای دستوری

Countable noun Commonly used with the definite article 'the' in technical contexts Plural form: apertures
🌍

بافت فرهنگی

Crucial term in photography culture, often discussed by hobbyists regarding 'bokeh' (the aesthetic quality of the blur).

آزمون سریع

To capture more light in a dark room, the photographer chose a ____ aperture.

درسته!

پاسخ صحیح این است: wide

لغات مرتبط

to

A1

Used to indicate the place, person, or thing that someone or something moves toward. It can also mark the recipient of an action or the limit of a range.

and

A1

A primary conjunction used to connect words, phrases, or clauses that are grammatically equal. It indicates addition, a sequence of events, or a relationship between two things.

a

A1

A word used before a singular noun that is not specific or is being mentioned for the first time. It is used only before words that begin with a consonant sound to indicate one of something.

that

A1

This word is a demonstrative pronoun used to indicate a specific person, object, or idea that is further away in space or time from the speaker. It is also used to refer back to something that has already been mentioned or to introduce a clause that identifies something.

I

A1

The pronoun 'I' is used by a speaker or writer to refer to themselves as the subject of a verb. It is the first-person singular subject pronoun in English and is always capitalized regardless of its position in a sentence.

for

A1

Used to show who is intended to have or use something, or to explain the purpose or reason for an action. It is also frequently used to indicate a specific duration of time.

not

A1

A function word used to express negation or denial. It is primarily used to make a sentence or phrase negative, often following an auxiliary verb or the verb 'to be'.

with

A1

A preposition used to indicate that people or things are together, in the same place, or performing an action together. It can also describe the instrument used to perform an action or a characteristic that someone or something has.

he

A1

A pronoun used to refer to a male person or animal that has already been mentioned or is easily identified. It functions as the subject of a sentence.

you

A1

Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.

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