he was about five-foot-seven or eight.

题目

he was about five-foot-seven or eight.
请问five-foot-seven or eight.这是固定用法吗?可以延伸到其他词组吗?

答案

five-foot-seven or eight-----五英尺七或八
这不是固定用法的词语
可以延伸到其他词组