機器
aim
ak47
ammunition
armed
arms
army
assault
assemble
automatic
barrel
black
caliber
care
corps
danger
defense
disassemble
disassembled
equipment
firearm
force
gun
gunsmith
hand
handgun
magazine
maintenance
man
metal
military
parts
rifle
russia
russian
safety
shooter
shot
soldier
steel
table
teaching
teenager
training
trigger
war
weapon
weapons