本文从五个方面讨论了《朗文国际贸易辞典》汉译之阙失并引发对专业辞典翻译的思考。这些阙失包括:把专业辞典的翻译等同于一般语言(general English)的翻译;没有弄清原文意义的胡乱翻译;汉语表述错误;名称混乱;重要信息成分漏译。专业辞典的翻译必须专业化,避免给读者传递错误的信息。 This article discusses the loss of Chinese translation of “Longman Dictionary of International Trade” from five aspects and raises the thinking on the translation of professional dictionaries. These errors include: the translation of professional dictionaries is equivalent to the translation of general languages; the unscrupulous translation of the meaning of the original text; the misrepresentation of Chinese; the confusion of names; The translation of professional dictionaries must be specialized to avoid giving the readers wrong information.