形容词中文翻译1
中文翻译：Unknown
同义词：
['diphthong', 'diphthongic', 'diphthongized例句：1. The diphthong in the word "apple" is a common feature of English speech.（英语单词“apple”中的双音节是英语发音的常见特征。）2. In some languages', 'diphthongs are used to create new sounds.（在一些语言中，双音节用于创造新的声音。）']
例句：
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1. The diphthong in the word "apple" is a common feature of English speech.
英语单词“apple”中的双音节是英语发音的常见特征。
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2. In some languages, diphthongs are used to create new sounds.
在一些语言中，双音节用于创造新的声音。
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3. The diphthongization of certain vowels has been observed in many languages.
某些元音的双音节化在许多语言中都已被观察到。