随着世界经济全球化进程的不断加速和信息技术的不断发展,外贸函电在各国对外贸易交流中的所发挥的作用日趋明显并逐渐受到人们的重视。本文选取了亚洲开发银行和某省项目办之间的日常往来邮件进行分析,归纳出外贸英语函电的主要特点,并利用语用学领域的相关理论,提出了外贸函电中语言使用的基本原则。 With the accelerating globalization of the world economy and the continuous development of information technology, the role played by foreign trade correspondence in the foreign trade exchanges of various countries has become increasingly clear and has drawn increasing attention. This paper analyzes the daily correspondence between ADB and a provincial PMO, summarizes the main features of foreign trade correspondence and uses the relevant theories in the field of pragmatics to put forward the basic principles of language use in foreign trade correspondence.