环境中有许多其他因素会影响性能，包括网络使用率、服务器上的其他程序、拒绝服务攻击以及电源线被绊断。

Many other factors in the environment can affect performance, including network utilization, other programs on the server, denial of service attacks, and tripping over the power cord.

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利用分布式拒绝服务（DDoS）攻击，激进黑客使用僵尸网络和用服务器请求淹没目标网站的方式，让网站无法访问。

Using a Distributed Denial of Service (DDoS) attack, hacktivists make websites inaccessible using botnets, and overwhelming the target site with server requests.

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僵尸网络通常被用于进行分布式拒绝服务(Distributed Denial of service, DDoS)攻击，其可以通过使其流量过载的方式使网络服务器瘫痪；但这种新的攻击与之不同。

Botnets are often used to perform distributed denial-of-service (DDoS) attacks, which bring web servers down by overloading them with traffic, but this new line of attack is different.

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