名词 case 有时可后接 where 引导的定语从句，其中的 where 大致相当于 in which，如：
It was yet another case where the human eye outperformed radar.
这是肉眼胜过雷达的又一事例。《柯林斯高阶英汉双解学习词典》
This procedure should be followed in cases where dishonesty has been alleged.
指控欺诈的案件应遵循本诉讼程序。
He said there were cases where prisoners were tightly bound, often for several days.
他说有时犯人会被紧紧地捆绑起来，往往一捆就是好几天。
In cases where it proves difficult to place a child, the reception centre provides long-term care.
遇到难以安置的孩子，收容中心会提供长期的照顾。
I have known cases where dogs have nipped babies.
我知道有一些狗咬婴儿的事情。
There are cases where the word “mighty” is used as an adverb. 在一些情况下，mighty一词可用作副词。
Today, we’ll discuss a number of cases where beginners of English fail to use the language properly. 今天，我们将讨论一些英语初学者对英语使用不当的问题。
Drink-driving is one case where severe punishment seems to work as a deterrent.
酒后驾驶是一种严厉惩罚似乎起到威慑作用的情况。