one and a half hours 和 an hour and a half 就是说 超过一个小时候 hour

one and a half hours 和 an hour and a half 就是说 超过一个小时候 hour one and a half hours 还是hour One and a half an hour 和An hour and a half 有什么不同 一个半小时 英语：是one and a half hour 还是 one and a half hours one and a half hours 和 one hour and a half的意思一样吗 one hour and a half 是一个半小时 两半小时是不是 two hours and a half? an hour and half还是an hour and a half one and a half hours?还是one and a half hour? 是one and a half hours还是one and a half hour 是one and a half hour 还是 one and a half hours 一个半小时英文怎么说到底是one and a half hour还是one and a half hours 哪个正确, one and a half hour看做单数还是复数?half an hour