a cat burglar的用法和样例：
- A cat burglar invaded the bedroom of the President of the United States, who confronted him, struck a deal with him and helped him escape.
- Either they invade your system with a frontal assault like the Huns attacking the Romans, or they sneak in a back door like a cat burglar.
- The cat burglar must have climbed up that drainpipe.
- It is natural for a cat to catch mice.
- I can't bear having a cat in the house.
- A cat with no tail is an anomaly.