手势语是一种重要的非语言符号，在人际交往中发挥着重要的作用。
Gesture, an important non-linguistic sign, plays a key role in communication.
语言符号具有任意性和非任意性。
Language symbol has its arbitrariness and non-arbitrariness.
笔者认为语言符号的非任意性比任意性更为合理。
This paper holds the view that language sign's non-arbitrariness is more reasonable than arbitrariness.
笔者认为语言符号的非任意性比任意性更为合理。
This paper holds the view that language sign's non-arbitrariness is more reasonable than arbitrariness.
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