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Unit 13 dia穿越;居中
前缀dia原意表示“穿越”“居中”的意思(through;between)。
diagnose / ˈdaɪəɡnəʊz / v. 诊断
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He was diagnosed with cancer. 他被诊断出癌症。
![](https://epubservercos.yuewen.com/46516F/18372756801489006/epubprivate/OEBPS/Images/img-979.png?sign=1739226487-wMYvKYTRimI20aHghIVIAhLVK3gvj9ty-0-269d583d7dd3259d82f0eb424200263e)
dialogue / ˈdaɪəlɒɡ / n. 对话
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She is not very good at dialogue. 她不太擅长对话。
![](https://epubservercos.yuewen.com/46516F/18372756801489006/epubprivate/OEBPS/Images/img-556.png?sign=1739226487-YqjBszsOBNTE1MSoBYi3CtgdTEOt9MVm-0-0ea09c8a7b53a551ae19b7c222271ff2)
diameter / daɪˈæmɪtə(r) / n. 直径
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This circle is one meter in diameter. 这个圆直径一米。
![](https://epubservercos.yuewen.com/46516F/18372756801489006/epubprivate/OEBPS/Images/img-562.png?sign=1739226487-POAEVhJYChFBnFjmTd3na0lHTfHRcl7m-0-e97e8b88dac56f8b63fa1deca53d671f)