adj.有声的；[语]浊音的
动词voice的过去式和过去分词.
Laughter mainly comes in two types, researchers think: voiced, and unvoiced. 研究人员认为，笑主要有两种类型：有声和无声。
A consonant can either be unvoiced or voiced. 辅音可发声也可不发声。
Also, all vowel and diphthong sounds in English are voiced. 同样地，所有英语元音和双元音都是发声的。
