最終更新日：2024/08/01

(firearms) The metal block that closes the breech of a breech-loading gun after insertion of the cartridge.

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breechblock

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元となった辞書の項目

breechblock

noun

(firearms) The metal block that closes the breech of a breech-loading gun after insertion of the cartridge.

The breechblock of the rifle was damaged.

意味（1）

(firearms) The metal block that closes the breech of a breech-loading gun after insertion of the cartridge.