How do you call a classroom (as a room) for a specific subject, for example, Can I say? : a classroom for maths, physics, chemistry or just maths, physics, chemistry, English classroom?
用 英語 (英國) 要怎麼說？

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@Nadiya_

If it’s a regular classroom where there is one specific kind of class usually it would just be called “the English room” or “the maths room”.

The only outlier is science rooms with science equipment in them, these would usually be called “the science lab” (short for laboratory).