breastplate
/ˈbrestpleɪt/noun
1
- a piece of armour covering the chest胸铠, 胸甲。
2
- a set of straps attached to the front of a saddle, which pass across the horse's chest and prevent the saddle slipping backward（防止马鞍后滑, 固定于马鞍前方并围于马匹胸部的）兜胸皮带。
2.1
- the strap of a harness covering the chest of a horse（兜住马胸部的）马具带。