اختي طلبت مني قلم في المكتبة.

A natural Egyptian-style pronunciation is:

okhti talabit مني ʾalam fil-maktaba

A more fully Arabic-script-based breakdown would be:

• اختي → okhti
• طلبت → talabit or talabet
• مني → minni
• قلم → ʾalam
• في المكتبة → fil-maktaba

A few notes:

• In Egyptian Arabic, ق is often pronounced like a hamza ʾ, so قلم sounds like ʾalam, not qalam.
• في المكتبة often gets pronounced together as fil-maktaba because في + ال blends in fast speech.
• In Modern Standard Arabic, the pronunciation would be closer to ukhtii talab-at minnii qalam-an fii l-maktabati, but that is not how most Egyptians would say it in everyday speech.

Because the ending -ي means my.

So:

• أخت / اخت = sister
• اختي = my sister

This is a very common Arabic pattern:

• أمي = my mother
• أبي / ابويا = my father
• كتابي = my book

So Arabic often expresses possession by attaching a pronoun directly to the noun, instead of using a separate word like my.

In careful spelling, the word is often written أختي. In informal writing, many people write اختي and leave off the hamza.

So:

• أختي = more careful spelling
• اختي = very common casual spelling

This is normal in everyday Arabic writing, especially online or in texting. A learner should recognize both.

The -ت marks the past tense for a subject that is she.

Here, the subject is اختي = my sister, so the verb must agree with a feminine singular subject.

• طلب = he asked / requested
• طلبت = she asked / requested

So اختي طلبت means my sister asked.

In Egyptian pronunciation, the written form طلبت is often said as talabit or talabet, even though the spelling stays the same.

Yes, literally مني means from me, but with the verb طلب this is a normal Arabic pattern.

Arabic often says:

• طلب من شخص = ask someone for something

So:

• طلبت مني قلم literally looks like she asked from me a pen
• but in natural English it means she asked me for a pen

This is one of those cases where Arabic uses a preposition differently from English.

Also, مني is made from:

• من = from
• ي = me / my

Together: مني = from me

In pronunciation, it is usually minni, with a doubled n sound.

Arabic does not have a separate word for a/an.

So:

• قلم = a pen
• القلم = the pen

That means an indefinite noun often appears with no article at all.

Here, قلم is indefinite, so it naturally means a pen.

It most naturally describes where the asking happened:

• اختي طلبت مني قلم في المكتبة = my sister asked me for a pen in the library / at the library

In other words, في المكتبة is most likely connected to the whole action, not directly to pen.

If you wanted to say a pen from the library, Arabic would more naturally use من, not في:

• قلم من المكتبة = a pen from the library

So في المكتبة usually means in/at the library, not from the library.

Not always. In Egyptian Arabic, مكتبة can mean:

• library
• bookstore
• stationery shop

Context matters a lot.

So in real Egyptian usage, this sentence could be understood in more than one way depending on the situation. If you are in a school or university context, library is likely. If you are talking about buying supplies, it might mean a stationery shop.

That is a very useful cultural vocabulary point for learners.

It is understandable as Egyptian Arabic, but it sits a bit close to Standard Arabic in vocabulary and structure.

What feels Egyptian about it:

• using اختي in everyday spelling
• pronouncing قلم as ʾalam
• dropping case endings, as dialects do

What feels more neutral or standard-like:

• مكتبة
• the overall straightforward sentence structure

A very everyday Egyptian sentence might still look almost the same in writing, because Arabic dialect writing often overlaps with Standard spelling. The main differences show up more clearly in pronunciation and in some vocabulary choices.

Yes. Arabic allows more flexibility than English.

This sentence starts with the subject:

• اختي طلبت مني قلم في المكتبة

That is very natural in Egyptian Arabic.

You could also see a verb-first order in more formal Arabic:

• طلبت أختي مني قلمًا في المكتبة

But in everyday Egyptian, starting with the subject is extremely common and often sounds more conversational.

So for a learner, this sentence structure is a good one to get used to:

• subject + verb + other information

Because this is normal for everyday Arabic writing, especially dialect writing.

Most Arabic text is written without short vowels, and Egyptian Arabic does not use the case endings of Modern Standard Arabic in speech.

So you see:

• اختي طلبت مني قلم في المكتبة

In fully formal Standard Arabic, you might see something more like:

• أختي طلبت مني قلمًا في المكتبة

The -ًا on قلمًا is a case ending marker for formal grammar, but in ordinary Egyptian speech it is not pronounced.

For learners, this means:

• everyday written Arabic is usually less fully marked
• you often have to know the pronunciation and grammar from context

It can be either, depending on context.

The verb طلب has a range that includes:

• ask for
• request
• sometimes order or demand, depending on tone and situation

In this sentence, because the object is قلم and the situation seems ordinary, the most natural sense is asked for.

So even though the basic verb can sound formal in a dictionary, in context it works very naturally.