This, by the way, is a way of showing the fact that everything which appears in a semiotic system is conventional, right?

这也表明了,任何在符号系统中出现的符号都要符合惯例？

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Once we've made some generalizations about language in this narrow sense, we could then ask, and we will ask, to what extent do other systems such as animal communication systems relate to this narrower definition.

一旦我们在狭义上,得出了某些关于语言的概论,那我们就可以发问,诸如动物交流系统之类的其他系统,会在多大程度上,符合这个狭隘的定义呢

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