'the bedroom is ..' translates as "la chambre est ..." in French.
la chambre de ma soeur
My bedroom is 'ma chambre' in French. This is a feminine noun, even when it's a boy's bedroom.
The bedroom is 'la chambre' (fem.) in French.
"C'est la chambre des parents, c'est la chambre principale." Literally, "It is the parents room, main bedroom."
the term 'master' is not used in French when speaking of a bedroom. French people tend to say 'la grande chambre' (the large bedroom) or 'la chambre des parents' (parent's bedroom), or 'la chambre principale' (the main bedroom) depending of what they see fit. There is also a preposterous fad on commercial leaflets, to speak about 'la suite parentale' (the parent's suite). Chambre des maîtres la chambre principale
une chambre
ma chambre
ma chambre
"ma chambre est ..."
chambre à coucher
Mom's bedroom is "la chambre de ma mère."