法拉格特连续向这两座军事要塞炮击了六昼夜，但这两座堡垒非常坚固，连续六天的炮击对它并没有带来多大的损害，因此法拉格特决定不再等待了。

But the forts were so strong that the shells caused little damage. He decided not to wait any longer.

youdao

豁口或缺口，尤指位于或好象位于壕沟或要塞等坚固结构中的。

A gap or rift, especially in or as if in a solid structure such as a dike or fortification.

youdao

要塞的墙很坚固。

The fort has stout walls.

youdao