However in a lot of system tools such as monitoring and antivirus software, kernel hooks are the only available technique to get the difficult job done and thus an unavoidable necessary evil.

• 但在相当多的系统管理工具，如监测和杀毒软件，内核钩子是唯一可用的技术，以获得难以完成任务，因而不可避免的必要之恶。