【正确答案】:
CONTENT WORDS DENOTE CLEAR NOTIONS AND THUS ARE KNOWN AS NOTIONAL WORDS.
【题目解析】:Content words denote clear notions and thus are known as notional words.内容词表示清楚的概念,因此被称为概念词。
CONTENT WORDS DENOTE CLEAR NOTIONS AND THUS ARE KNOWN AS NOTIONAL WORDS.