Pe masă este și un șervețel curat lângă ceașcă.

Here pe is just the ordinary preposition meaning on: pe masă = on the table.

That is different from the other common use of pe as a marker for certain direct objects, especially animate or specific people, as in Văd pe Maria. In this sentence, it is purely about location.

Romanian often uses a bare noun after a preposition in location phrases where English would normally use the.

So:

• pe masă = literally something like on table
• natural English translation = on the table or on a table, depending on context

The article is often left unspoken in Romanian because the location is clear from the situation. Using pe masa is possible in some contexts, but it sounds more specifically identified and less neutral than pe masă.

Romanian does not need a dummy subject like English there.

So instead of saying something literally like there is, Romanian can simply say:

• este un șervețel = there is a napkin

In other words, este by itself can introduce existence in this kind of sentence. English needs there is; Romanian usually does not.

Romanian word order is flexible, and starting with the place is very common in descriptions.

By putting Pe masă first, the speaker sets the scene:

• On the table, there is also a clean napkin...

This is especially natural when describing where things are in a room, on a table, in a picture, and so on.

Și can mean both and and also/too, depending on context.

Here it means also:

• este și un șervețel = there is also a napkin

It is not joining two nouns or two clauses, so it is not the coordinating and here.

Its position shows what is being added.

In este și un șervețel, the idea is that a napkin too is present, in addition to something else already mentioned or visible.

Romanian often places și right before the element it highlights:

• și un șervețel = a napkin too / also a napkin

Un is the indefinite article, so un șervețel means a napkin.

This is used when:

• the napkin is being introduced for the first time
• it is not being treated as already known or previously mentioned

If it were șervețelul, that would mean the napkin, referring to a specific one already identified.

In Romanian, adjectives usually come after the noun:

• un șervețel curat = a clean napkin

As for the form curat:

• șervețel is masculine singular
• the adjective must agree with it
• masculine singular form = curat

Compare:

• masculine singular: curat
• feminine singular: curată
• masculine plural: curați
• feminine plural: curate

So curat is the correct agreeing form for șervețel.

This is the same general pattern as pe masă: Romanian often uses a bare noun after a preposition in ordinary location descriptions.

So:

• lângă ceașcă = next to the cup / next to a cup, depending on context

English usually forces you to choose a or the, but Romanian often leaves that less explicit in this kind of phrase.

If you wanted to make the cup feel more specifically identified, Romanian could use a more definite form, but lângă ceașcă is very natural in a simple descriptive sentence.

Yes. Romanian allows several word orders with only small changes in emphasis.

For example:

• Este și un șervețel curat pe masă, lângă ceașcă.
• Și un șervețel curat este pe masă, lângă ceașcă.
  This one is less neutral and more marked.

The original sentence sounds natural because it starts with the location and then introduces what is there.

A few useful points:

• ș sounds like English sh

  • șervețel
  • ceașcă

• ă is a short central vowel, similar to the a in sofa

  • masă
  • lângă
  • ceașcă

• ce before e or i sounds like che in English chess

  • ceașcă begins roughly cha-

A rough English-style approximation of the whole sentence is:

pe MA-suh ES-te sh un sher-ve-TEL ku-RAT LUNG-guh CHASH-kuh

That is only an approximation, but it can help as a starting point.