noun · a small body of still water, either natural or artificial

院子里有一个养金鱼的小池子。

noun · a pool in a public bathhouse used for bathing

他在大池子里泡了个热水澡。

noun · the floor area of a ballroom or dance hall used for dancing

舞厅的池子里挤满了跳舞的人群。

noun · the seating area on the main floor of a traditional theater, often the front rows or the pit

在旧戏院里，池子的票价通常比较便宜。