roof-top n.平頂房的屋頂roof-rack 車頂行李架roof-garden n. 屋頂花園roof-fall accident 礦山冒落事故roof-desk n.屋頂平臺(tái)roof-deck 屋頂平臺(tái)roof-coal 項(xiàng)煤roof-bolt drill [經(jīng)濟(jì)學(xué)]頂板錨栓鉆機(jī)roof-angle prism [機(jī)械工程]脊角棱鏡roof truss [建] 屋架；屋頂架；支持屋頂?shù)娜切舞旒?/p>roof tree roof top garden [土木建筑工程]屋頂花園roof top 屋頂roof tile 屋瓦；天臺(tái)地磚roof terrace 屋頂平臺(tái)roof tank 天臺(tái)貯水箱；屋頂水箱roof support 罐頂支柱；頂板支護(hù)roof structure 屋頂結(jié)構(gòu)；塔樓roof space 屋頂空間；頂樓roof slab 屋面板；屋頂板；天臺(tái)樓板