The difference is that the factors that would normally cause heart attack, such as a blocked artery, aren't present.

区别在于，心碎综合症患者往往没有血管阻塞等心脏病发作的常见病因。

youdao

During the throughput testing, the 8500e interpreted a massive amount of data sent by the Ixia over six ports as a DoS attack, and immediately blocked all traffic.

在吞吐量测试过程中，8500e解释了发自Ixia，到其6个端口的，作为DoS攻击的海量数据，并立即阻塞了所有流量。

youdao

Once the system or service has been made unavailable, legitimate clients are blocked from using the network service hosted by the system under attack (See Figure 2).

如果系统或服务不可用，合法用户就无法使用受攻击系统上的网络服务(见图2)。

youdao

The reason is that how clogged an artery is does not predict that it will be the one to get totally blocked off and cause a heart attack.

FORBES: Playing Politics With Clinton's Heart

Cyberbunker is thought to have kicked off the attack in late March after Spamhaus blocked some servers hosted by the Dutch firm.

BBC: Dutchman arrested over huge web attack

After the attack, angry Lebanese in Beirut blocked the road to the airport, as they have done before to demand the release of their kidnapped relatives in Syria.

WSJ: Syria Sends Shocks Through Lebanon, Mideast