800-feet-long和800-foot-long哪个正确

问题描述:

800-feet-long和800-foot-long哪个正确

800-foot-long
例: 8-year-old=8 years old

同意楼上

feet正确,是英尺的意思

前者正确

foot 有英尺的意思.feet 是它的复数形式.
例句:The line is 800 feet long
=This is an 800-foot-long line .
当用连词符连接时,名词用单数形式.
所以,800-foot-long正确

foots