中文摘要：随着全球化的快速发展，各国间的贸易和业务交流越来越普遍。作为一种普遍的交流工具，商务英语信函在国际贸易中有着举足轻重的作用，恰当迂回地在商务英语信函中表达负面信息，对企业来说大有裨益。为了更有效、礼貌地表达负面信息，本论文通过对模糊语、委婉语、礼貌原则、低调陈述、和间接表达等理论的应用以及商务英语信函实例来研究分析商务信函中负面信息的表达策略。详细分析之后，按照建议方式表达负面信息效果显著，目标明确。希望本论文的研究能为以下将详述理论的理解和促进负面信息的有效表达并为国际贸易合作提供帮助。

关键词：商务英语信函 负面信息 理论应用 实例

TABLE OF CONTENTS

ABSTRACT

中文摘要

Chapter One Introduction-1

Chapter Two Business English Correspondence and Negative

Information-2

2.1 Business English correspondence-2

2.1.1 Definition of business English correspondence-2

2.1.2 Writing principles of business English correspondence-3

2.2 Negative information-4

2.2.1 Definition of negative information-4

2.2.2 Writing significance of negative information-4

Chapter Three The Expression of Negative Information in Business

English Correspondence-6

3.1 Vague language-6

3.1.1 Definition of vague language-6

3.1.2 Application of vague language-7

3.2 Euphemism-8

3.2.1 Definition of euphemism-8

3.2.2 Application of euphemism-9

3.3 Politeness principle-10

3.3.1 Definition of politeness principle-10

3.3.2 Application of politeness principle-11

3.4 Understatement-12

3.4.1 Definition of understatement-12

3.4.2 Application of understatement-12

3.5 Indirect approach-13

3.5.1 Definition of indirect approach-13

3.5.2 Application of indirect approach-14

Chapter Four Conclusion-16

REFERENCES-17

ACKNOWLEDGEMENTS-18