- a person with a lot of experience and skill in a particular activity老手；经验丰富的人；在行的人
- I don't need to explain this to old hands like you.我不需要向像你这样的老手解释这一点。
- old hand at doing something She's an old hand at dealing with the press.她是与新闻界打交道的老手。🔊🔊
- old hand at something He's an old hand at this game.他是玩这种游戏的老手（很有经验）。