铠甲勇士在英文中可以称为 "armored warrior" 或 "knight in armor"。这个词源于中世纪欧洲，当时的骑士经常穿着重型盔甲作战。下面是一些例句：

The armored warrior rode into battle on his trusty steed.

(铠甲勇士骑着他值得信赖的战马进入战斗。)

The knight in armor was a formidable opponent on the battlefield.

(铠甲骑士在战场上是一个可怕的对手。)

The king's army was composed of many armored warriors.

(国王的军队由许多铠甲勇士组成。)