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doubtful翻译什么意思，英语单词doubtful怎么读，用法和短语

英语单词“doubtful”的意思是：表示怀疑的；难解的；拿不准的。读音为：[ˈdaʊtful]。例句：His account of what happened is very doubtful.

“doubtful”可以用作形容词，意思是怀疑的、难解的、拿不准的，可以描述某事的真实性或者可能性。这个词在英语中使用非常普遍，尤其在口语和书面语中。以下是一些含有“doubtful”的例句：

1. The outcome of the experiment is still very doubtful. —— 实验的结果仍然很令人怀疑。

2. Whether he will come or not is still very doubtful. —— 他是否会来还是个未知数。

3. She felt very doubtful about the accuracy of his account of what had happened. —— 她对他所讲述发生的事情的准确性感到非常怀疑。

4. I'm not quite sure whether we can trust his word, he's always been quite doubtful in the past. —— 我不能确定我们能否相信他的话，他过去总是让人怀疑。

5. I'm doubtful about the weather forecast for tomorrow, it's been so changeable recently. —— 我对明天的天气预报持怀疑态度，最近天气一直变化无常。

6. His decision to quit smoking was very doubtful at best. —— 他戒烟的决定最起码是相当令人怀疑的。

在使用“doubtful”时，需要注意其语境和语气，根据不同的情境选择合适的表达方式。同时，也要注意其与其他词汇的搭配和用法，以便更好地理解和使用这个单词。