schoolyard

例句：

1. 1.The children were playing in the schoolyard.
   孩子们在操场上玩耍。
2. 2. She spent a lot of time playing on her schoolyard.
   她花了很多时间在她的操场上玩。
3. 3.The schoolyard was full of flowers and plants.
   学校的操场上种满了花草。