a spotty adolescent的用法和样例：
- She was taking off her hat at a spotty mirror.
- The wall had a spotty speckled effect.
- In his youth, Wang received only a spotty secondary education.
- Do you sometimes wish to be something that you are not? A bee, a bike, a boat, a spotty leopard, or maybe the number ten?
- Before hitting America, billiards already had a spotty history thanks to the likes of hustlers such as Englishman Jack Carr.