Hyponymy theory is an important semantic theory. It plays a significant role in English teaching.

上下义理论是重要的语义理论之一，在英语教学中具有很大的指导意义。

Automatic verification of hyponymy relations is a basic problem in knowledge acquisition from text.

上下位关系的自动验证是知识获取中的一个关键问题。

This thesis mainly discusses how to use hyponymy theory to guide the English reading comprehension teaching.

本文尝试利用上下义理论来指导英语的阅读理解教学。

Hyponymy: refers to the sense relation between a more general, more inclusive word and a more specific word.

下义关系是只一个更广义、更具有包容性的词与一个更具体的词之间的意义关系。

The experimental results show that short-text classification performance can be improved by using the hyponymy.

实验表明：利用上下位关系能够改善短文本的分类性能。

But subjective questions and hyponymy theory share the same characteristic, which is to generate the main idea and draw conclusions.

主观题型中需要进行概括和总结的这一特点又和上下义关系理论的特点相吻合。

According to their categorization (1976, 1985), lexical cohesion is composed of reiteration, synonymy, hyponymy and collocation, etc.

韩礼德和哈桑（1976，1985）将词汇衔接分为词汇重复关系、同义关系、上下义关系和词汇搭配四类。

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；

Then the paper studies the concept classification in linguistic phenomena, and introduces the relationships especially the part-whole relationship and the hyponymy relationship.

然后我们研究了语言现象中的概念分类以及概念间的关系，重点介绍了整体与部分关系和概念从属关系。