| 单词 | triphthong |
| 例句 | Probably the most striking feature of the pronunciation is the unusual number of diphthongs and triphthongs, both ascending and descending. Frédéric Mistral Poet and Leader in Provence The triphthong is properly a union of letters, not sounds. McGuffey's Eclectic Spelling Book How many and what are the improper triphthongs? The Grammar of English Grammars The elements which he enumerates are thirty-five; but if oi is not a triphthong, they are to be thirty-six. The Grammar of English Grammars A proper triphthong is a triphthong in which all the vowels are sounded; as, uoy in buoy. The Grammar of English Grammars Only the first two of these four words contain a triphthong. Frédéric Mistral Poet and Leader in Provence But he is wrong here by his own showing: he should rather have called it a triphthong. The Grammar of English Grammars Again: ask a boy, "What is a triphthong?" The Grammar of English Grammars An improper triphthong is a triphthong in which only one or two of the vowels are sounded; as, eau in beauty, iou in anxious. The Grammar of English Grammars The only proper triphthong in English is uoy, as in buoy, buoyant, buoyancy; unless uoi in quoit may be considered a parallel instance. The Grammar of English Grammars |
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