second floor到底是几层?2层or3层?请说明下,

second floor到底是几层?2层or3层?请说明下, second floor 是第几层?在英国,是2层,还是3层? second floor怎么读 second floor怎么读 second floor怎么读 the ground floor is many children's favourite the first floor and second floor are thesupermarket,the ground floor到底怎么译 2 My uncle lives ____(在） the second floor. at the second floor 还是on the second floor second floor是词组吗 second floor是词组吗 live ________the second floor.(填介词) the music room is( )the second floor It's on the second floor. the second floor 的中文意思是 对on the second floor 提问 on the second floor用什么提问 A cinema is on the second floor Were you on the second floor?