the floor above the ground floor is the first floor.为什么不用over而用above?over是垂直的上方（正上方）,above 不一定在正上方,两层楼的话,一层不是在另一层的正上方吗

The floor above the ground floor is the first floor.为什么不用on 用above above the above the the floor above the ground floor is the first floor.为什么不用over而用above?over是垂直的上方（正上方）,above 不一定在正上方,两层楼的话,一层不是在另一层的正上方吗 Does your mum work ( )the ground floor in the supermarket 用(on between beside above below under) sweep the floor clean the floor区别 Andy lives on the trird floor ,I live on the fifth floor ,i live two floors above him.译全句,另on the trird floor ,和 two floors这两种表达的区别, 英语翻译above the law all of the above toar above the sky living above the notwithstanding the above是 the above matter 急 翻译move on you hands and knees with your head 30 to 60 cm above the floor BURN THE FLOOR怎么样 sweet the floor on the floor On The Floor 歌词