hardtack

n.

硬面饼；

1. After complaining to their battalion officers, the men were allowed to chew on a type of hardtack, but this only made them thirsty and they guzzled water at every break.
   在向大队军官们诉苦后，士兵们被允许吃一种硬面饼，但这只是使他们口渴，在每一次短暂休息时都大量饮水。

Hardtack
Hardtack
Hardtack
History and Hardtack a Museum Workshop Program for Kentucky Teachers
From Hardtack to Home Fries: An Uncommon History of American Cooks and Meals
Contribution of Hardtack debris to contamination of the air during 1959
Operation Hardtack. Project 6.9. Effects of Nuclear Detonations on the Ionosphere
OPERATION HARDTACK. Project 3.5. Loading and Response of Submarine Hulls from Underwater Bursts
Inns, mules, and hardtack for the voyage: the local economy of the Manila Galleon in Mexico
Operation Hardtack. Project 9.2b. Operation of Balloon Carrier for Very-High-Altitude Nuclear Detonation
Operation Hardtack. Project 1. 5. Refraction of shock from a deep-water burst. Report for April-October 1958
Operation Hardtack Preliminary Report. Project 2.7, Nuclear Radiation From a Detonation at Very-High Altitude
Study on the Quality Properties of Hardtack Added with Acorn Jelly Powder and Acorn Ethanol Extract