这个语气词表达了说话人的惊讶。

This modal particle expresses the speaker's surprise.

他说话时总是用很多语气词。

He always uses many modal particles when he speaks.

这个语气词让句子听起来更有礼貌。

This modal particle makes the sentence sound more polite.

在中文中，语气词经常出现在句子的末尾。

In Chinese, modal particles often appear at the end of sentences.

学习语气词可以帮助你更好地理解对话。

Learning modal particles can help you better understand conversations.

语气词是汉语的一个重要特征。

Modal particle is an important feature of Chinese language.

语气词的功能不仅可以由句末语气词体现，也可以由句中语气词体现。

A modal particle shows its function through its position either at the end or in the middle of a sentence.

本文讨论情态语气范畴中语气词的功能问题。

The paper deals with the function of modal particles in modal category.

英语中没有相当于汉语语气词的词类.

Chinese modal particle has no equivalent part of speech in English.

本文的论题为：论语气词在口语中的预设功能。

The proposition of this text is: The Function of Presupposition in the Spoken Language of Modal Particle .