beach grass

例句：

1. 1. The beach grass is a popular choice for picnicking.
   海滩草是野餐的热门选择。
2. 2. The beach grass was used as a natural insulator in the construction of the new bridge.
   海滩草被用作新桥梁建设的自然隔热材料。
3. 3. The beach grass provides a soft and comfortable surface for people to walk on.
   海滩草为人们提供了柔软舒适的行走表面。