您要查找的是不是：
- roof extract ventilator 屋顶抽风机
- She and I can't live under the same roof. 她和我不能住在一起。
- The stone made a dent in the roof of my car. 我的汽车顶让石头砸了个坑。
- Snipers shot at the invaders from the roof tops. 狙击手从房顶上向侵略者射击。
- The rain water drips from the roof. 雨水从屋顶滴下来。
- During the gale roof tiles came hurtling down. 在暴风中屋顶的瓦片哗啦啦地落了下来。
- Can you shoot up at the bird on the roof? 你能射中房顶上的那只鸟吗？
- The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。
- The rain drip down from a leak in the roof. 雨水从屋顶的裂缝中滴漏下来。
- The rain is leaking in large drop through the roof. 雨正大滴大滴地从屋顶漏下来。
- The roof slopes towards the back of the house. 屋顶向屋子的背面倾斜着。
- The roof of our house is covered by shingles. 我家的屋顶是用木瓦铺的。
- For BedZED a wind-cowl system was developed to deliver preheated fresh air for each home, and to extract its vitiated air, complete with heat recovery from the extracted ventilation air. 对BedZED系统，一种风帽系统被用于将预先加热的空气导入房间内，同时，排出有害的废气，并在排风中进行热回收。
- She hoicked her bike onto the car roof. 她猛地一下把自行车举到汽车顶上。
- Rain has worked in through the roof. 雨水透过房顶逐渐渗进屋子里。
- The rain has rotted the roof beams. 雨水使屋梁腐朽了。
- The rain worked through the roof. 雨从房顶透了进来。
- Such an extract in a solution of alcohol. 酒精提取物酒精溶液中的提取物
- Hailstones rattled on the tin roof. 冰雹落在铁皮屋顶上发出砰砰声。
- He tried to extract his pole from the mud. 他试图用力将杆子从泥中拔出来。
