a prominent doctor的用法和样例：
- A prominent doctor in Connecticut is in the hospital after his house was set on fire and his wife and two daughters were allegedly killed by two men who were out on parole.
- Einstein was a prominent scientist.
- The house is in a prominent position on the village green.
- To remove from a prominent or powerful position.
- A prominent rounded hill or mountain.
- He played a prominent part in the campaign.