| 单词 | diphthong | 
| 释义 | diph·thong   (dĭfthông′, -thŏng′, dĭp-) n.  A complex speech sound or glide that begins with one vowel and gradually changes to another vowel within the same syllable, as (oi) in boil or (ī) in fine. [Middle English diptonge, from Old French diptongue, from Late Latin diphthongus, from Greek diphthongos : di-, two; see  DI-1 + phthongos, sound.] diph·thongal adj. | 
| 随便看 | 
英语词典包含135693条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。