armature; armor; corselet; mail; visor

1. 盔甲一件盔甲，通常由金屬制成，設計用于保護頭部
   A piece of armor, usually made of metal, designed to protect the head.
2. 盔甲防護性外套，如鎖子甲，穿上后保護身體免受武器攻擊
   A defensive covering, such as chain mail, worn to protect the body against weapons.
3. 戰(zhàn)利品雕飾置于一正方形或圓形底座之上的，圖形為一堆武器或盔甲的裝飾性大理石石雕或銅雕
   An ornamental marble carving or bronze casting depicting a group of weapons or armor placed upon a square or circular base.
4. 護喉甲用來保護咽喉的盔甲
   A piece of armor protecting the throat.

甲的英語翻譯：