play on a swing

• 荡秋千

play on a swing的用法和样例：

例句

1. The children are playing on the swings in the park.
   孩子们在公园里荡秋千。
2. The boy swung on the swing tied to a tree.
   这个男孩在一根拴在树上的绳子上荡秋千。