a cardboard cut-out的用法和样例：
- He's not cut out for teaching/to be a teacher.
- Building a bed out of a cardboard box.
- The string is wound round a cardboard cylinder.
- With a few snips she cut out a paper doll.
- In a word, history is not the subject he is cut out for.
- I saw a cardboard box with the head of a puppy sticking out.