bot army
noun [ C ] uk/ˌbɒt ˈɑː.mi/ us/ˈbɑːt ˌɑːr.mi/
机器人军团（大量连接到互联网的设备，运行自动工作的电脑程序，可以用来发送垃圾邮件或者攻击其他电脑并导致其无法正常工作）
a large group of devices connected to the internet that are all running bots (= computer programs that work automatically), that can be used to send spam (= unwanted electronic messages), or attack other computers and cause them to stop working correctly
If there are 10,000 bot armies of computers, that's actually millions of computers that are controlled. 如果说有一万机器人军团电脑，那实际上就是几百万台电脑被控制了。
- More examples
- They reported a bot army of over 300,000 infected machines sending out alarming amounts of pharmaceutical spam.
- The tool simplifies the process of building bot armies controlled by specially created Twitter accounts.
- A bot army can be utilized for a number of dishonest purposes, chief amongst them misrepresenting public sentiment about whichever topics the controller has interest in.