itsonthefirstfloor正确写法应为:it's on the first floor.意思是:它在一楼。 the first floor,[英]第二层楼; [美]第一层楼。floor为名词,意思是:楼层。例如:
1.Menswear is on the first floor.
男装在第二层。
2.There is a budget department on the first floor.
一楼有廉价商品部。
its on the first floor
它在一楼
双语例句
1
A: Its on the first floor, Room 120.
A:在一楼,120号房间。
2
A: Its on the first floor.
A:在一楼。
意思是它在一楼。
P.S.应该是it's.