In contrast to sign language, used by deaf people to communicate elaborate messages, gestures function as visual ICONS which represent a single idea.

与聋人用来沟通复杂讯息所使用的手语不同的是，手势的功能就像是视觉上的图像，它代表的是单一的意念。

youdao

In contrast to sign language, used by deaf people to communicate elaborate messages, gestures function as visual ICONS which represent a single idea.

与聋人用来沟通复杂讯息所使用的手语不同的是，手势的功能就像是视觉上的图像，它代表的是单一的意念。

youdao