The containers that soldiers use aren't just bowls and stuff, they're the things that hold their arms and weapons. Think spear and sword containers, full of weapons!
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
We discussed whether using arms was right or wrong.
I used to work at a chemical weapons laboratory.
We received an email from a Tofugu user about the movement of the location of the nuclear weapons.