ball pool
noun [ C ] mainly UK uk/ˈbɔːl ˌpuːl/ us/ˈbɑːl ˌpuːl/ (also mainly US ball pit, /ˈbɔːl ˌpɪt/ /ˈbɑːl ˌpɪt/); (UK also ball pond)
海洋球池，儿童波波球池
a container or area filled with colourful plastic balls in which children can play
The leisure centre has entertainment for children, with a climbing area, slides, ball pools and swings. 休闲中心设有儿童娱乐区，有攀岩区、滑梯、海洋球池和秋千。
We took the kids to an indoor play centre and they loved the ball pit.
There will be a bouncy castle and ball pond at the party.
- More examples
- Computing courses were held at a local pub which has a ball pool, allowing children to play while their mothers study.
- The walls are painted in bright colours and there is play equipment, a slide and a ball pit.