一块草皮

例句：

1. 1. The grass is tall enough to hide the sun.
   草足够高，可以遮住太阳。
2. 2. The children were playing in the grassy meadow.
   孩子们在草地上玩耍。
3. 3. The farmer needs to mow the grass regularly to keep it healthy.
   农民需要定期割草来保持草地的健康。