lexical system的用法和样例：
例句
- Metonymy words are a special type of words in the system of Chinese vocabulary.
借代词语是汉语词汇系统中比较有特色的一个词汇类别。 - There has not been consensus on this concept due to the incomplete understanding on the nominalization in both language and lexical system.
而对于词汇系统中的名物化现象也缺乏清晰的层次观念，对语素层面的名物化缺乏充分的认识。
