a panel of experts的用法和样例：
- The competition will be judged by a panel of experts.
- A panel of experts attempted to answer our questions.
- A panel of experts gave its opinion on ways to solve the traffic problem.
- Each application is reviewed by a panel of experts from related fields.
- Content validity of the HBS was evaluated using a panel of experts and convergent validity was used to support the construct validity of the HBS.