更衣室 in English:

While swimming in the pool, she lost her locker key.

It took many torpedo hits to send the battleship Bismarck to Davy Jones's locker.

A captain sometimes goes to Davy Jones's locker with his ship.

Each student has a locker.

I'll put these books into my locker.

Each of the students has his own locker.

My locker partner has made our locker very messy.

a luggage locker

you should put your hand luggage in the overhead locker

a gym/luggage/school locker

You have to pay ￡5 a month for a locker at my gym.

overhead locker

Students have got lockers in the corridor.

How much does a locker cost?

The wreckage of the ship was salvaged after it had gone to Davy Jones's locker.

The players were sitting in the locker room, resting after the match.

I leave my things in the locker room when I go swimming.

changing room

Excuse me, could you show me where the changing room is?

When I got to the swimming pool, I put on my swimsuit in the changing room.