大约一个半小时以后，他们做完了工作。 i kept swimming for about one. One and a half hours 和one hour and a half没有区别，都是一个半月的意思。 例句： i spent only one and a half hours. Most people (including me) would say a half in conversationfollowing the rule for consonants but i am pretty sure it's in fact proper english to use an for h words.
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对我来说一个半小时足够了。 after about one and a half hours, they finished the work.
在美国，很多烹饪和烘焙菜谱中经常出现“half and half”这个东西，这对于美国之外的人来说是比较陌生的，或者所指的东西并不相同。在美国，“half and half”是由一半鲜奶油heavy cream和一半全脂奶whole milk混合而成的。鲜奶油的乳脂含量大概占35%，因为油脂含量高，所以打发的时候就非常稳定。“half.
我这么做只花了一个半小时。 one and a half hours is enough for me.Half 和 half of区别half和half of区别：意思不同、用法不同、侧重点不同一、意思不同1.half意思：一半2.half of意思：一半的；半个二、用法不同1.half用法：直接修饰名词,不可直接修饰代词。前一般不用定冠词,但在 Half a year ：正确。在一年的前面加上half就是半年了，当然对的。 one and half years.
