grill roomsとは 意味・読み方・使い方

A bathroom ventilating, heating and drying device has three rooms including a bathroom 2, a washroom 3 and the toilet 4 as well as a supplementary suction air grill 13 having an opening at a space (a room 5) in a house other than the above rooms and the supplementary suction air grill 13 and a device main body 20 are connected by an independent supplementary room suction air duct 12.例文帳に追加

浴室２、洗面所３、トイレ４の３室に加え、それ以外の住戸内空間（居室５）に開口した補助吸気グリル１３を有し、補助吸気グリル１３と装置本体２０とを独立した補助的な居室吸気ダクト１２で接続する。 - 特許庁