短語詞組短語natural cross -ventilation 自然空氣對(duì)流cross -ventilation 穿堂風(fēng);空氣對(duì)流Cross -ventilation coefficient 空氣對(duì)流系數(shù)North and South cross ventilation 透ventilation cross -cut 通風(fēng)石門 返回 cross ventilation