hardtack

汉语翻译

n. 硬饼干, 压缩饼干

英语解释：

名词 hardtack:

1. very hard unsalted biscuit or bread; a former ship's staple
   同义词：pilot biscuit, pilot bread, sea biscuit, ship biscuit
2. a mountain mahogany

详细解释：

hard.tack

n.（名词）
A hard biscuit or bread made with only flour and water.Also called sea biscuit ,sea bread ,ship biscuit
硬饼干：仅用面粉和水制成的硬饼干或面包也作 sea biscuit,sea bread,ship biscuit