the ground floor 和the first floor 的区别

the ground floor 和the first floor 的区别 ground floor 和 first floor的区别 The floor above the ground floor is the first floor. ground和floor的区别 the floor above the ground floor is the first floor.为什么不用ove on the floor与on the ground的区别? in the first floor和on the first floor有什么区别 美国：the first floor,英国：the ground floor 二层”怎么表达 in the first floor ground floor是英语的一层的话,first floor是二层吗? sweep the floor和 mop the floor 区别 sweep the floor clean the floor区别