英汉词典作为一个常用的学习工具，是我们经常要使用的。该系统能完成一个简单的电子英汉词典的功能，如：单词的查找、增词、删除、修改和维护等工作。-English-Chinese dictionary used as a learning tool, we often want to use. The system can complete a simple electronic English-Chinese dictionary functions, such as: word search, word added, deleted, and other modifications and maintenance work.