young and old的用法和样例：
例句
用作代词 (pron.)
- The program pleased young and old.
这个节目老老少少都欢迎。 - English learners, old and young, gather at regular time to practise their spoken English.
老老少少会定期聚在一起操练。
词汇搭配
- old and young 老老少少
