1.
A long syllable, vowel, or consonant.
长音节长音节、长元音或长辅音
2.
The duration of a vowel.
音延，音长元音发音的持续时间
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.
the short vowel in `pull' and the long vowel in `pool'
在pull一字中的短元音和在pool一字中的长元音.
5.
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
6.
On Some Correspondence between the Long Vowels,Diphthongs and VC(V)/CV(C) Configurartions in Orchon,Modern Spoken Mongolian and Wrirtten Mongolian;
关于鄂伦春语和蒙古语的长元音、复合元音及音组的某些对应关系
7.
tense A tense vowel requires you to use a lot of facial muscles to produce.
要发一个长元音，你得动用很多面部肌肉。
8.
Two Reverse Evolution Mechanisms in Modern Buyi Language
现代布依语长元音演变的两个逆向机制
9.
a diacritical mark (-) placed above a vowel to indicate a long sound.
放在元音上表示发长音的发音符号（-）。
10.
Having a comparatively great duration. Used of a vowel or consonant.
长音的有较长持续时间的。用于元音或辅音
11.
a vowel whose quality or length is changed to indicate linguistic distinctions (such as sing sang sung song).
改变了音质音长以显示语言区别的元音。
12.
To speak with lengthened or drawn-out vowels.
拉长调说话说话时将元音拉长
13.
Articulated without friction and capable of being prolonged like a vowel.
流音的无摩擦清晰发出并可象元音一样延长的
14.
(used of speech) uttered slowly with prolonged vowels.
（指说话）说得很慢，元音拖得很长。
15.
a slow speech pattern with prolonged vowels.
将元音拉长的缓慢的讲话方式。
16.
On the length of the vowels in the nasalized finals in the Yiwu dialect
关于义乌方言“n”化元音时长的讨论
17.
An Analysis of Local Musical Elements in Changyang Nanqu
长阳南曲中的本土音乐元素实证考析
18.
In each of them, the former vowel is more open, longer and louder while the latter one is narrow, short, weak and blurred.
前一个元音开口度大，发音长而响亮；后一个元音开口度小，发音短而轻，比较模糊。