Pada Juni, kampus kami sering mengadakan seminar singkat untuk mahasiswa baru.

Pada Juni is the more standard and natural choice here for in June.

• pada is often used with points in time or time expressions:
  • pada hari Senin = on Monday
  • pada tahun 2024 = in 2024
  • pada Juni = in June

You may sometimes hear di bulan Juni, but di Juni by itself is usually less standard in careful Indonesian.

So in this sentence, Pada Juni is a natural way to set the time frame at the beginning.

Month names in Indonesian are normally capitalized, just like in English.

Examples:

• Januari
• Februari
• Maret
• Juni

So Juni is capitalized because it is the name of a month.

In Indonesian, possessors usually come after the noun.

• kampus kami = our campus
• rumah saya = my house
• guru mereka = their teacher

So the order is:

noun + possessor

That is different from English, where the possessor usually comes first: our campus.

This is an important distinction in Indonesian:

• kami = we/us, but not including the listener
• kita = we/us, including the listener

So kampus kami means our campus, where the speaker is talking from the perspective of their group, not necessarily including the person being addressed.

If the speaker said kampus kita, it would sound like the listener is part of the same campus community.

It can mean either, depending on context.

In a sentence like this, kampus kami sering mengadakan..., kampus is best understood as the institution: our campus / our university.

English does something similar:

• The university holds seminars
• The campus organizes events

So although kampus literally refers to a campus, it often stands for the school or university community in everyday use.

Sering means often, and adverbs of frequency commonly come before the verb in Indonesian.

So:

• sering mengadakan = often holds / often organizes

This placement is very natural:

• Saya sering pergi ke perpustakaan. = I often go to the library.
• Mereka sering belajar bersama. = They often study together.

You could move adverbs in some cases for emphasis, but sering mengadakan is the normal order.

Mengadakan usually means to hold, to organize, or to conduct, especially for events or activities.

Examples:

• mengadakan rapat = to hold a meeting
• mengadakan seminar = to hold/organize a seminar
• mengadakan acara = to hold an event

In this sentence, mengadakan seminar singkat means the campus holds or organizes short seminars.

Mengadakan is built from the base ada, with the affixes meng- and -kan.

Very roughly:

• ada = exist / there is
• mengadakan = to bring about, arrange, hold, organize

This is one of those words where the derived meaning is not fully obvious from the root alone, so it is best learned as a whole vocabulary item.

For learners, the most useful thing is:

• mengadakan seminar
• mengadakan acara
• mengadakan diskusi

These are very common combinations.

In Indonesian, adjectives usually come after the noun.

So:

• seminar singkat = short seminar
• rumah besar = big house
• buku baru = new book

That is the normal pattern: noun + adjective

So seminar singkat is exactly what you would expect in Indonesian word order.

Here it means brief or short in duration.

For a seminar, singkat means it does not last long. It does not mean small in size.

Common uses of singkat:

• pidato singkat = a brief speech
• penjelasan singkat = a brief explanation
• seminar singkat = a brief seminar

Yes, bagi mahasiswa baru would also be possible.

Both untuk and bagi can mean for, but there is a slight difference in feel:

• untuk is very common and general
• bagi can sound a bit more formal or a bit more like intended for

So:

• seminar singkat untuk mahasiswa baru
• seminar singkat bagi mahasiswa baru

Both are good, but untuk is very natural and common.

Mahasiswa means university/college students, not schoolchildren in general.

So:

• siswa = school student
• mahasiswa = university student

Mahasiswa baru literally means new university students. In many contexts, it is very close to freshmen or first-year students, especially when talking about orientation or introductory activities.

In modern usage, mahasiswa is often used generically for university students in general, including mixed groups.

There is also:

• mahasiswi = female university student

But in many real contexts, especially when referring to students as a group, mahasiswa is commonly used in a broad, gender-neutral way.

So mahasiswa baru here can easily refer to all new students, not only male ones.

Indonesian often does not mark plural explicitly if the meaning is already clear from context.

Here:

• sering mengadakan seminar singkat already suggests repeated seminars
• mahasiswa baru can naturally mean new students as a group

Indonesian does have reduplication for plural in some cases:

• mahasiswa-mahasiswa baru
• seminar-seminar singkat

But that would often sound unnecessary here. Indonesian usually avoids extra marking when the meaning is already understood.

The word order is fairly flexible, though the original is very natural.

Original:

• Pada Juni, kampus kami sering mengadakan seminar singkat untuk mahasiswa baru.

You could also say:

• Kampus kami sering mengadakan seminar singkat untuk mahasiswa baru pada Juni.

Both are grammatical. The difference is mainly emphasis:

• Pada Juni at the beginning highlights the time frame first.
• Putting pada Juni at the end makes the sentence start with the subject instead.

The original sentence sounds very natural if the speaker wants to foreground when this usually happens.

It is neutral to fairly formal and sounds very natural in written or spoken standard Indonesian.

A few things contribute to that:

• pada is slightly more formal than some alternatives
• mengadakan is a standard formal verb for organizing events
• the whole sentence is clear and well-structured

In casual speech, someone might say something simpler, such as using a more conversational verb, but the original sentence is completely normal and appropriate.