monumental

a. 纪念碑的,做为纪念的,不朽的

I have a monumental brass medal.

我有一枚有纪念意义的铜牌。

The structure surrounding such an opening, such as the monumental or fortified entrance to a palace or walled city.

城门一种构造，围绕着上述的出口或入口，比如一个山区或一设防的出口通向一宫殿或一有城墙的城市