The firm has offices in several large cities, but does most of its business by mail.该公司在几座大城市设有办事处, 但大部分业务仍靠邮递进行。
英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。