There is a map of China above the bed.
Bed's place above has a Chinese map
如果表示放在床的上面:
There is a map of China on the tope of the bed.
如果表示放在床的上方的墙上:
There is a map of China on the wall abovetope of the bed.
最直接简洁的回答就是
There is a Chinese map on the bed.
A piece of map of China hangs above the bed.
看到正确答案了,虽然我小学毕业,但是也知道Chinese map 和a map of China的区别,有点.......