是宾语从句，例如：
1、He left a note to the effect that he would not be coming back.他留下一张字条，大意是他不回来了。
2、He cited a Chinese proverb to the effect that you should never wish ill on your neighbour.他引用了一个中国谚语，大意是不应对邻居心存恶念之类的。
3、Future researchers will have to study the effect that has on their health.未来的研究者将不得不研究这对他们的健康有何影响。
