noun [抽象名词]游泳池；池塘，水坑；赌球（或其他体育比赛），赌注；垄断性联营；预赛组
- He doing the football pools.
verb [vi. 不及物动词]集中（资源、钱财等）以备共用；积水成洼；（血液）在静脉中淤积
- Children were sploshing about in the pool.
- pool 出现在下面的课文中
- Lesson 137&138 A pleasant dream pool 名词: 赌注
- Lesson 8 The best and the worst pool 名词: 水池
- Lesson 37 The Olympic Games
- Lesson 94 Future champions
- Lesson 39 Nothing to worry about
