enlarge their importance
扩大他们的重要性
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The research into hyponymy is of importance in language teaching, for it can help students to choose words accurately and vividly when writing and enlarge their vocabulary.
研究上下义关系可以帮助学生措词准确、生动，同时扩大其词汇量；
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