Setting it to true ensures that when a rule updates the knowledge in the working memory, you don't end up with rules being reevaluated and reexecuted, which could then cause an infinite recursion.

将它设为 true 可以确保当一个规则更新工作内存中的知识时，最终不会导致对规则重新求值并重新执行规则，也就不会导致无限循环。

youdao

When an object is removed from the working memory, any conditional elements (of any rule) that had a reference to this object cannot be evaluated now.

当从工作内存中移除对象之后，引用该对象的（属于任何规则的）任何条件元素将不被求值。

youdao

As a general rule, I recommend that development teams check in all of their files necessary to create working software.

作为一般规则，我建议开发团队签入创建软件所需的所有文件。

youdao

Industrial action could include working to rule, a ban on overtime or refusing to treat patients in places nurses consider unsuitable.

BBC: Nurses threaten industrial action

In Birmingham, the situation was made worse by industrial action, which led to binmen walking out on 20 December in a pay dispute and subsequently working to rule.

BBC: Councils try to tackle backlog of rubbish collections

The RCM said if action was taken it would fall short of an all-out strike as they did not want to harm patient care, but it could include working to rule.

BBC: Midwives have never taken industrial action