名词
中文翻译：堡垒
同义词：
['fortress', 'stronghold', 'fortification']
例句：
-
1.The castle was a bergtill of the ancient kingdom.
这个城堡是古代王国的堡垒。
-
2.The army had to cross the river in order to reach the bergtill.
军队必须渡过河流才能到达堡垒。
-
3.The bergtill was a symbol of strength and defense.
堡垒是力量和防御的象征。