A pond — a small body of still water, natural or artificial, often found in parks or gardens.
公園の池に鯉がたくさん泳いでいる。
Many carp are swimming in the park pond.
子供たちは池の周りで遊んでいた。
The children were playing around the pond.
冬には小さな池が凍ることがある。
In winter, small ponds sometimes freeze over.