Breech
01
枪尾, 弹膛
the back part of a gun's barrel where bullets are loaded
例子
The safety procedures required checking the breech first when inspecting the unloaded weapon.
安全程序要求在检查未装弹的武器时首先检查枪膛。
The malfunction seemed to originate from the breech, so he took the gun to a professional for repair.
故障似乎源于枪膛，因此他将枪带到专业人士那里进行修理。
