translation.en: This is the market leader in malware distribution, the Black Hole Exploit Pack, responsible for nearly one third of malware distribution in the last couple of quarters.
translation.zh: 这就是流氓软件传播的市场领导者， “黑洞开发包” 在过去的半年里，近三分之一流氓软件的散播 都与其有关。