alpha versions

美

英

英英

n.	1. the first form of a new piece of computer equipment or software, made to be tested and usually changed several times before the final product is sold

随便看

英汉双解词典包含2704715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。