Jack in the low cellar

例句：

1. 1. He is a good jack of all trades.
   他是一名多才多艺的男仆。
2. 2. The jack was the first to enter the room.
   那个男仆是第一个进入房间的人。
3. 3. Jack always knew how to make everyone happy.
   杰克总是知道如何让每个人都开心。