A-A+
In traffic lights red can only mean stop. But
问题详情
In traffic lights, red can only mean stop. But in human languages, limited phonemes can form. numerous words which can form. unlimited sentences. This is a good illustration of the______feature of language.
A．duality
B．displacement
C．arbitrariness
D．productivity请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
红绿灯的每种颜色只能表示一种意思，而人类语言由数量有限的音素组成词，词又可以组成句子，表达无穷的意义，这是语言的双重性特征(duality)。
