| 单词 | diphthong |
| 释义 | diphthongdiphthongsdiphthongdiph‧thong /ˈdɪfθɒŋ, ˈdɪp- $ -θɒːŋ/ noun [countable] technical a vowel sound made by pronouncing two vowels quickly one after the other. For example, the vowel sound in ‘main’ is a diphthong. |
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