diphthong
n
union of two vowel sounds or vowel letters, eg the sounds in pipe , the letters ou in doubt 二合元音, 复合元音, 双元音(如pipe 中的 音); 复合元音字母(如doubt中的ou). Cf 参看 monophthong.
🗣️ 情景例句
Good morning. Would you please bring me some breakfast?
早上好,可否为我送点早餐?
I'd like to reserve a seat to new york.
我要预订一个座位去纽约。
In the library she has got books on many different subjects.