Pelanggan mencuba pakaian itu di bilik persalinan.

Pelanggan means customer. Like many Malay nouns, it does not change form for singular or plural.

So pelanggan can mean:

• a customer
• the customer
• customers

The exact number usually comes from the context. If you need to make it clearly plural, Malay can use:

• para pelanggan = customers
• pelanggan-pelanggan = customers

In your sentence, pelanggan is most naturally understood as the customer / a customer.

The base word is cuba = to try.

The form mencuba is the active verb form with the prefix meN-, which is very common in standard Malay. It often marks that the subject is actively doing something to an object.

• cuba = try
• mencuba = to try / is trying

In this sentence:

• Pelanggan mencuba pakaian itu = The customer tries / is trying / tried the clothes

In everyday speech, especially casual speech, you may hear cuba used without the prefix. But mencuba is the more standard, fully formed version.

This is due to the meN- prefix pattern.

When meN- is added to a root beginning with c, it usually becomes men-:

• cuba → mencuba
• cari → mencari

So the spelling is normal and follows a common Malay pattern.

In this context, it means try on clothes.

Malay often does not need a separate word for on in this kind of sentence. So:

• mencuba pakaian = to try clothes on
• literally, it looks more like try clothes

Because the object is clothing, the meaning try on is understood naturally.

Pakaian means clothing, clothes, or garments.

Like many Malay nouns, it does not have a special plural form. So pakaian can refer to:

• one item of clothing
• several clothes
• clothing in general

In this sentence, English usually translates it as the clothes or the clothing, depending on context.

In Malay, demonstratives like itu and ini usually come after the noun.

So:

• pakaian itu = that clothing / the clothing
• bilik itu = that room
• pelanggan itu = that customer

This is a very important word-order difference from English.

Malay usually uses:

• noun + ini = this noun
• noun + itu = that noun / the noun

It can feel like either, depending on context.

Literally, itu means that. But in many real sentences, noun + itu is also used in a way that sounds natural in English as the.

So pakaian itu could be understood as:

• that clothing / those clothes
• the clothing / the clothes

If the clothing has already been identified in the situation, English often prefers the.

Here, di is a preposition meaning in, at, or on, depending on the place.

So:

• di bilik persalinan = in the fitting room / changing room

It marks location.

Examples:

• di rumah = at home
• di kedai = at the shop
• di sekolah = at school

Because this di is a preposition.

In Malay:

• di as a preposition is written separately
• di- as a passive verb prefix is written attached

Compare:

• di bilik = in the room
• dipakai = worn / is worn
• dibeli = bought / is bought

So in your sentence, di bilik persalinan is correct because it means in the fitting room.

Bilik means room.

Persalinan comes from salin, which is related to changing, especially changing clothes.

So bilik persalinan literally means something like:

• changing room
• fitting room
• dressing room

In a shop context, fitting room is often the most natural English translation.

Malay does not have articles like a, an, and the in the same way English does.

So:

• bilik persalinan can mean a fitting room, the fitting room, or just fitting room
• the exact meaning depends on context

That is very normal in Malay. English needs an article, but Malay usually does not.

The sentence follows a very common Malay pattern:

Subject + Verb + Object + Place

So:

• Pelanggan = subject
• mencuba = verb
• pakaian itu = object
• di bilik persalinan = place

That gives: Pelanggan mencuba pakaian itu di bilik persalinan.

This word order is quite straightforward and often matches English.

Malay verbs usually do not change form for tense.

So mencuba by itself does not specifically tell you whether the action is:

• present
• past
• habitual

Depending on context, the sentence could mean:

• The customer is trying on the clothes in the fitting room
• The customer tries on the clothes in the fitting room
• The customer tried on the clothes in the fitting room

If Malay wants to make the time clearer, it often adds time words or aspect markers, for example:

• sedang mencuba = is trying
• telah mencuba = has/had tried
• sudah mencuba = already tried / has tried

Yes. If you want to emphasize that the action is happening right now, you can say:

Pelanggan sedang mencuba pakaian itu di bilik persalinan.

That makes it clearly: The customer is trying on the clothes in the fitting room.

Without sedang, the original sentence is still perfectly correct; it is just less specific about the timing.

Yes, depending on the situation.

For example:

• pelanggan = customer
• orang itu = that person
• wanita itu = that woman
• lelaki itu = that man

So you could say:

• Wanita itu mencuba pakaian itu di bilik persalinan.

But pelanggan is specifically useful when the context is a shop or store.

Yes, it is natural and standard.

In context, mencuba pakaian is commonly understood as trying on clothes. Malay does not need an extra word matching English on.

In some contexts, speakers may also use other phrasing, but mencuba pakaian is a very good and normal choice for learners.

Yes, Malay is somewhat flexible with adverbial phrases like place expressions.

For example:

• Pelanggan mencuba pakaian itu di bilik persalinan.
• Di bilik persalinan, pelanggan mencuba pakaian itu.

Both are possible. The first one is the more neutral, straightforward order.

Putting di bilik persalinan first gives more emphasis to the location:

• In the fitting room, the customer is trying on the clothes.

It is neutral and standard Malay.

Nothing in it is especially slangy or overly formal. That makes it a very good model sentence for learners.

• pelanggan = standard
• mencuba = standard
• bilik persalinan = standard

In casual speech, people might simplify some forms, but this sentence is correct and natural in careful everyday Malay.