have an hour-long break,能改成an an-hour break吗?

have an hour-long break,能改成an an-hour break吗? an hour-long 英语 根据首字母填空：I have a l___ break for an hour. an hour one hour as long as an hour汉语意思 a hour 还是 an hour? a hour 还是 an hour after an hour 短语 for an hour in an hour half an hour later 60 miles an hour