Polysemy is a common feature peculiar to all natural languages,

Polysemy is a common feature peculiar to all natural languages, but when a word is first coined, it is always( ). 
【正确答案】：MONOSEMIC
【题目解析】：多义是所有自然语言特有的一种特征，但当一个词首次被创造出来时，它总是单义的。