1、English has few true triphthongs, where three vowel sounds are pronounced together in a single syllable.
英语中真正的三合音很少，即在一个音节中同时发音的三个元音音素。
2、The word "fire" in American English can be considered a triphthong, with the sounds /aɪər/ pronounced all together.
在美式英语中，单词"fire"可以被视为是一个三合音，其中的音素/aɪər/一起发音。