Officials in both Seoul and Washington, DC, said they were suffering “distributed denial of service” overload (known as DDOS in geekspeak).

首尔与华府的官员声称他们经历了“分布式拒绝服务”过载（在极客术语中被称为DDOS）。

youdao

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.

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。

youdao

They first attempted a distributed denial of service (DDoS) attack, which floods a target with massive amounts of traffic.

他们首先尝试了DDoS攻击，也就是分布式拒绝服务攻击——向攻击目标发送大量数据。

youdao

Those included posting private data, including credit-card and Social Security numbers, of Web users and launching distributed denial-of-service (DDoS) attacks against media sites who posted stories they didn't like.

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Some 29 institutions were affected by so-called distributed denial-of-service attacks (DDoS) which overload a site with data causing it to fall over.

BBC: South Korea hit by cyber attacks

Security firm Sophos's blog said that the attacks were carried out by spreading links via Twitter and other parts of the internet which carried out distributed denial-of-service (DDoS) attacks.

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