Norton GoBack (previously WildFile GoBack, Adaptec GoBack, and Roxio GoBack) is a Microsoft Windows based disk utility that can record up to 8 GB of disk changes. When the filesystem is idle for a few seconds, it marks these as "safe points".
英汉双解词典包含3185865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。