Голка в тканині.

In Ukrainian, the verb to be is usually left out in the present tense.

So:

• Голка в тканині. = The needle is in the fabric.

A full form with є is sometimes possible for emphasis, but in normal everyday Ukrainian, leaving it out is standard.

Because after в when it means in and shows a location, Ukrainian uses the locative case.

• dictionary form: тканина = fabric
• locative singular: тканині = in the fabric

So:

• в тканині = in the fabric

This is one of the most common things English speakers need to get used to: nouns change form depending on their role in the sentence.

Голка is in the nominative case, which is the basic dictionary form.

Here it is the main noun of the sentence, so it stays nominative:

• голка = needle

The location phrase is в тканині, and that is the part that changes because of the preposition в.

Not always. В can mean in or into, depending on the case that follows it.

In this sentence:

• в тканині = in the fabric
  because тканині is locative, showing location

Compare that with motion into something:

• в тканину = into the fabric
  because тканину is accusative, showing direction/movement

So the case after в helps tell you whether something is already somewhere or moving there.

Yes. В and у are often interchangeable in Ukrainian.

Both can mean in, and speakers choose between them mostly for ease of pronunciation and sound flow.

So both are possible:

• Голка в тканині.
• Голка у тканині.

The meaning stays the same.

Ukrainian has no articles like English a/an and the.

So голка can mean:

• a needle
• the needle

and тканині can mean:

• in a fabric
• in the fabric

The exact meaning depends on context. English requires articles; Ukrainian usually does not.

It can function as a full sentence in Ukrainian because the present-tense to be is normally omitted.

So it naturally means:

• The needle is in the fabric.

But without context, it can also feel a little like a short label or caption, similar to English Needle in fabric. Context tells you how to read it.

Yes. Ukrainian word order is more flexible than English word order.

• Голка в тканині. = neutral, straightforward
• В тканині голка. = puts more focus on in the fabric
• У тканині голка. = same idea, with у

The basic meaning stays similar, but the emphasis can shift. The version Голка в тканині is a simple neutral way to say it.