ground和floor的区别

ground和floor的区别 ground floor 和 first floor的区别 the ground floor 和the first floor 的区别 floor ground level storey的区别 floor ground room place 的区别 bottom,ground.land.floor 区别 on the floor与on the ground的区别? floor和level的区别 in the ground 和on the ground的区别 in the ground和on the ground的区别 ground floor是英语的一层的话,first floor是二层吗? FedEx Ground 和FedEX International的区别