a case of measles的用法和样例：
- A case of measles kept him in bed.
- A case of measles can be just a mild and unpleasant part of childhood .
- It is a case of the student outstripping the teacher.
- The tough new measures on drug abuse is likely to be a case of killing or cure.
- The case adds up to a case of robbery.
- We reported a case of GS of the uterine cervix.