可以说a quarter an hour吗

a quarter of an hour是什么意思? only a quarter of an hour left 一刻钟怎么说?有的说是 a quarter,有的说是 a quarter of an hour,有的说是 quarter 英语中a quarter of an hour中的an能换成one吗 7点一刻a quarter past seven可以说成seven and a quarter吗? Fifteen minutes is a quarter of an hour可不可以用Fifteen minutes 1.Even if you're just popping out for a quarter of an hour,d It takes him about a quarter of an hour to walk to the cinem 英语翻译It was about a quarter of an hour after this when Kitty a hour 还是 an hour? a hour 还是 an hour “一个半小时”可不可以说成one and half an hour?