shell-bearing clay

例句：

1. 1. The ancient pottery was made from shell-bearing clay.
   古代陶器是用含壳粘土制成的。
2. 2.This type of clay is ideal for making pottery.
   这种粘土非常适合制作陶器。
3. 3. The clay was so soft that it could be molded into any shape desired.
   这种粘土非常柔软，可以被塑造成任何想要的形状。