有3种常见说法：
1、one and a half hours，
例句：I spent only one and a half hours我这么做只花了一个半小时。
2、one hour and a half。
3、ninety minutes。
英文：
1、one and a half hours
例句：I spent only one and a half hours.
我这么做只花了一个半小时。
2、one hour and a half
例句：I had to wait my daughter for one hour and a half.
我必须要等女儿一个半小时。
3. ninety minutes
例句： It takes me ninety minutes to get there.
我到那儿花了一个半小时。
