“a six-storeyed building”还是“a six-storey building”?为什么?
问题描述：
“a six-storeyed building”还是“a six-storey building”?为什么?
答
“a six-storey building”.因为six-storey 加了连字号-,本身便是一形容词,不用再加ed变为形容词.