单词 | 炮闩 |
例句 | DEFINITIVE EXAMPLES 权威例句〔breechblock〕The metal part that closes the breech end of the barrel of a breechloading gun and that is removed to insert a cartridge and replaced before firing.炮闩,枪闩:关闭后膛装弹枪的枪后部的后膛的金属部分,可以拆卸下来装子弹并在射击前被替换美国传统 |
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