【正文】 C is the abbreviation of secret and confidential. So, we should pay special attention when we are in the use and writing abbreviations. Summary Through the study pronunciation and writing rules of the English abbreviation, it can help us right use the English abbreviations and translate accurately. 黑河學院 本科生 畢業(yè)論文（設(shè)計） 11 4. The Chinese Translation of English Abbreviation Transliteration Transliteration of abbreviations is translated into foreign language on the basis of the pronunciation of English. Transliteration method is simple and feasible, and likely to be accepted by the public, but it is hard on the original intent of the association. There are existing small amount of English abbreviation which are translated throug h transliteration, such as , TOEFL Test of English as a Foreign Language 把英語作為外語的考試 , IELTS International English Language Testing System 國際英語語言測試系統(tǒng) , AIDS Acquired Immune Deficiency Syndrome 獲得性免疫缺陷綜合癥 , DINK Double Ine No Kids 雙收入沒有小孩的家庭 . We can easily find the transliteration method is applicable to more than four words in English phrase, but the target language can not reflect the true semantics of its etymology. People can not take TOFEL and English test relates in together and IELTS sounds like a girl39。 . representative short circuit。s allpurpose symbolic instruction code algorithmic language). It should be noted, if there is definite article, the form and pronunciation will depend on the pronunciation of the firstletter abbreviations. Writing Rules of English Language Most abbreviations are formed by the first letters of the most important words in the phrase. Generally we should use capital letters, especially the proprietary technology noun and institution name, etc. For example: NICC (National Information Control Center), PSC (Program Sequence Control). Independent word abbreviation monly uses lowercase letters of the words. For example, esp (especially, in particular), exc (excellence), sci (science). Some abbreviations are in mon use. For example: Tel, tel (telephone phone)。 Christmas — X’ mas. Summary If we learn to master the abbreviations in the position rules and basic requirements, we can not only correctly use abbreviations but also can create a muchneeded correct abbreviation in necessary. The abbreviation will have life as long as the abbreviations are reasonable simplified. I think the further study of English abbreviation laws and the structure requirements will reduce and avoid unnecessary confusion and mistakes. English abbreviations will be increasingly perfect, and the application will be more extensive. 黑河學院 本科生 畢業(yè)論文（設(shè)計） 9 3. The Pronunciation Rules and Writing Rules of Abbreviation in English Language Pronunciation Rules of English Language The pronunciation of the abbreviations basically divided into two kinds: one kind is the phonics, and the other is the word spelling method. Letter pronunciation of abbreviation is usually accented on the last letter, and the secondary accent is on the first letter. For example, USA / ju es39。 3P (purchasing power parities). Borrowing Law Borrowing law refers to the use of foreign words abbreviation. This kind of word e from Latin, such as, . (confer parison)。 DNA (Deoxyribonucleic Acid)。 quake — earthquake. We use such kind of abbreviations very often in our munication. They are shorter than their original forms. Cutting the Initial Part and the Final Part. On some rare occasions， both the initial part and first are clipped off with the middle part preserved and represents the original one. It happens like these: fluidics — fluidounce, flu — influenza。 lab — laboratory。 on the other hand, it is due to fast development of social needs. English abbreviations are used in all aspects of the social life from the modern science and technology fields to the medical, foreign trade, education, economic and political. It likes a mirror which reflects social development in all aspects. In the modern era, people who use language munication need economic and efficient way to exchange information. Abbreviation use less symbols, information, just to meet the modern demand. The abbreviation reflects the modern production of large numbers of the rapid social change. This paper analyzes the origin of the English abbreviations, constitution, writing rules and pragmatic functions. Therefore, we can use English abbreviations more reasonably. 黑河學院 本科生 畢業(yè)論文（設(shè)計） 2 1. The Origin and Characteristics of English Abbreviation The Origin of the English Abbreviations Before the 1940s, the number of English abbreviation only a little, but with the birth of the first allelectronic digital puter created by 1946 and at the University of Pennsylvania in the United States, English abbreviation increases④ . Abbreviation is a mon linguistic phenomenon in the world today. But the abbreviation of English is in a marginal position in foreign country for a long time, which is not mensurate with the rapid development of the abbreviations. In the late twentieth century, western scholars began to use cognitive linguistics, puter linguistics and psychological linguistics on the English abbreviations indepth study, and prove the abbreviation to the value of linguistics research. Today, he has bee a millions of army. Especially in recent 20 years is the fastest 20 years of English abbreviation growing. The main causes of English contractions are the following: The Objective World Factors With the fast development of national economies, the rapid progress of science and technology, and the rapid changes in the social life, all require fast, simple language to reflect the plexity of new things and social phenomena. Abbreviation appears more and more in all areas of human life, because abb