可藉以逃离火场的太平梯或坏装置: special staircase or apparatus by which people may escape from a burning building etc
屋: 名词1.(房子) house 短语和例子茅屋 hut; 书屋 studio; study; bookshop; 爱屋及乌 love for a person extends even to the crows on his roof; love me, love my dog2.(屋子) room 短语和例子三间屋 three rooms3.(姓氏) a surname 短