Since new viruses are created and released daily, the antivirus program must update its database frequently.

因为新病毒天天创建和发布，反病毒程序必须频繁地更新其(病毒特征)数据库。

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Since it is very difficult to avoid the virus, your best defense is a powerful antivirus program.

由于很难避免病毒的攻击，最佳的防范措施是安装强大的防病毒程序。

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That brain trust has helped turn Kaspersky Lab into the world's fourth-largest — and most interesting — antivirus-program provider.

正是这一智囊团帮助卡巴斯基实验室摇身一变为全球第四大——也是最有趣的——防病毒程序提供商。

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That brain trust has helped turn Kaspersky Lab into the world's fourth-largest — and most interesting — antivirus-program provider.

正是这一智囊团帮助卡巴斯基实验室摇身一变为全球第四大——也是最有趣的——防病毒程序提供商。

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