I turned the gun and looked into the breech.

我转动枪， 看着后膛。

He patted the breech of his rifle with a leathery hand.

。 他用坚韧的手拍了拍步枪的后膛。

Then he took the Mauser pistol and opened up one of the cartridges and took out the bullet and put the cartridge back in the breech.

然后他拿起毛瑟手枪， 打开其中一颗子弹， 出子弹，将子弹放回后膛。

On the forecastle was mounted the latest model breech-loading cannon, very heavy of barrel and narrow of bore, a weapon that would figure in the Universal Exhibition of 1867.

在前甲板上装有一门十分完善的后膛，身厚，窄，这种的模型曾在1867年的万国博览会中展览过。

At the next moment, the breech of Hawkeye's rifle fell on the naked head of his adversary, whose muscles appeared to wither under the shock, as he sank from the arms of Duncan, flexible and motionless.

下一刻，鹰眼步枪的后膛落在了对手赤裸的脑袋上，对手的肌肉似乎在震惊下枯萎了，他从邓肯的怀里沉了下来，灵活而一动不动。