剑桥词典
Free Online English Dictionary, Thesaurus, Word of the Day and other language resources from Cambridge University Press. Online Dictionary. Online Thesaurus. Free Dictionary.
韦氏词典
Free online dictionary, thesaurus, spanish-english and medical dictionaries, audio pronunciations, Word of the Day, word games, and many more high-quality Merriam-Webster language resources.
PC Tools
PC Tools publishes highly trusted, award-winning PC software, including Spyware Doctor, Registry Mechanic, Free AntiVirus, Firewall Plus and Spam Monitor, which protect the privacy and security of Windows? PC users.
Avast
The main interest of ALWIL software is in developing protection against computer malware, which is spread mainly on the internet and via other data media. antivirus software is based on in-house developed antivirus technology.
搜狐闪电邮箱
搜狐免费邮箱 - 中文邮箱著名品牌，提供以@sohu.com结尾的免费邮箱服务，提供4G超大空间，支持单个超大10M附件。强大的反垃圾邮件系统为您过滤近98%的垃圾邮件。全新界面，无刷新Ajax操作，内置明信片、传情贺卡等超酷功能。