on the roof of a block of flats 可以改成on the roof of a flats' block吗
问题描述：
on the roof of a block of flats 可以改成on the roof of a flats' block吗
答
a block of flats 意思是“一栋公寓楼”,是固定说法
on the roof of a block of flats:在一栋公寓楼的楼顶
不能改成：“on the roof of a flats' block”