shelly limestone

例句：

1. 1.The construction of the new bridge required the use of shelly limestone.
   建造新桥需要使用石灰石。
2. 2. The shelly limestone is a popular material for building houses and roads.
   石灰石是一种受欢迎的建筑材料，用于建造房屋和道路。
3. 3. The shelly limestone has been used for thousands of years as a building material.
   石灰石作为一种建筑材料已经使用了数千年。