“燧石”造句

燧石在压力的作用下碎成了小块。
Under the pressure, the flint crumbled into fragments.

这里的岩石像燧石一样坚硬.
The rock here was as hard as flint.

这一岩层中有大量燧石.
This layer of rock contains a lot of flint.

• #燧石