舌头是发声器官之一。

The tongue is one of the vocals.

对近年在鸣禽发声器官功能方面的研究进行综述。

The progress in the function of vocal organ in songbirds in recent years is reviewed.

喉器和声带是歌唱的发声器官，声音的产生是从声带的闭合开始的。

As they are vocal organs, the generation of sound begins from the close of vocal cord.