a serial rapist的用法和样例：
- Sean has been operating pro bono on victims of The Carver, a serial rapist who chooses good-looking people and carves their faces as a message to society about beauty and conformity.
- The serial rapist has struck again.
- The judge threw the book at the serial rapist.
- A serial counter is also called a ripple counter.
- Pair bullying is a serial bully with a colleague.