1.Of, relating to, or being a vowel sound in English, such as the vowel sound in mate or feet, that is historically descended from a long vowel.
长母音的属于、关于或作为英语元音的，如mate或feet中的元音按历史源于长元音
2.Vowel finals are the vertex vowel in the vowel triangle and the variety bf formants tracks are summarized.
元音韵母选用元音三角形的3个顶点的元音，总结了轨迹变化的规律。
3.Of, relating to, or being a syllable ending in a long vowel or in a vowel plus two consonants.
重音节的是或有关一个长元音或一个元音加两个辅音字母结尾的
4.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(? in fine.
双元音一个滑移的单音节言语项，它在一个元音的发音位置上或其附近开始，并向另一个元音的发音位置移动。如在boil中的（oi）或在fine中的（i）
5.Most English vowel sounds which are not given weight in speech become reduced to a rather formless central vowel.
在言语中不重读的英语元音大部分被弱化成无形的中元音。
6.That is, since the stress of a Mongolian word falls on the first syllable, the short vowel of the first syllable is pronounced as clear and grand-sounding, and on the contrary non-first-syllable short vowel weakens or even disappears.
关于这一现象的形成原因,大多数学者认为与蒙古语的重音位置有关,蒙古语词重音在词首音节,所以词首音节短元音发音清晰响亮,非词首音节短元音就弱化以至脱落。
7.Based on analysis of initial and non-initial short vowels, long vowels and its sound length , particular pictures of diphthongs, extra-short vowels, vowel harmony and word stress of Ujumchin vernacular by the acoustic phonetics methods, this article has given a detailed description on the phonetic features of Ujumchin vowel system.
本文在三个人的声学材料的基础上用声学分析方法对蒙古语乌珠穆沁土语词首与非词首音节短元音、长元音、二合元音以及该土语元音和谐律和词重音进行了分析，在结构描述的基础上，对该土语词首音节与非词首音节短元音、词首音节与非词首音节长元音、词首音节长短元音进行了声学比较。
8.a vowel sound that starts near the articulatory position for one vowel and moves toward the position for another.
发声时,从一个原因的发声位置开始过渡到另一个元音位置的元音。
9.In this sentence, the vowel sound become reduced to a central vowel.
此句中这个元音弱化为中元音。
10.A change in a vowel sound caused by partial assimilation especially to a vowel or semivowel occurring in the following syllable.
元音变化尤指因与下一音节的元音或半元音的部分相似而引起的元音变化
