diphthong
/'difθɒŋ/
BNC词频: #30,292
当代词频: #37,446

中文释义

n. 二合元音, 复合元音, 元音连字

[电] 二重母音

英文释义

n. a vowel sound that starts near the articulatory position for one vowel and moves toward the position for another