a hearing in banc的用法和样例：
- He waived extradition at a hearing in Los Angeles this morning.
- It is a common saying which we often hear in the mouths of the vulgar.
- A hearing aid helps to overcome defects in hearing.
- It's a good idea, so try to get a hearing for it.
- On the Improvement and Development of the Evidence Exchange System before Holding a Hearing in Our Country.