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Gunnery is the skill and practice of large, heavy guns — cannon, artillery, the big guns on a — and of aiming them well. It is not the word for shooting a pistol or a hunting rifle; those are shooting or .
Gunnery is the skill and practice of firing large, heavy gunsGunnery是操作、發射大型重砲的技能與實務 — cannon, artillery, the big guns on a warship像加農砲、火砲、軍艦上的大砲 — and of aiming them well並且把它們瞄準得好。It is not the word for shooting a pistol or a hunting rifle它不是指開手槍或獵槍; those are shooting or marksmanship那些叫做shooting（射擊）或marksmanship（射擊技術）。
Armies and navies teach gunnery; a gunnery officer runs the guns; gunnery practice is when they fire for training. The word feels military and a little old-fashioned in civilian life. You meet it in history, war reporting, and training-school names.
Armies and navies teach gunnery陸軍和海軍會教授gunnery; a gunnery officer runs the guns砲術官負責管理火砲; gunnery practice is when they fire for training砲術訓練就是他們開火練習的時候。The word feels military and a little old-fashioned in civilian life這個字在日常生活裡聽起來很軍事、也有點老派。You meet it in history, war reporting, and training-school names你會在歷史、戰爭報導和訓練學校的名稱裡遇到它。
Though actually, in the US Marines, Gunnery Sergeant is a rank, often to “Gunny” in speech — a friendly use of the sound, not a second meaning of this skill-word.
Though actually不過, in the US Marines在美國海軍陸戰隊裡, Gunnery Sergeant is a rankGunnery Sergeant（士官長）是一個軍階, often shortened to "Gunny" in speech口語常簡稱「Gunny」 — a friendly use of the sound這只是一種親切的簡稱, not a second meaning of this skill-word並不是這個技能字的第二個意思。
原始詞典資料4 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
gunnerynoun/ˈɡʌn.əɹ.i/
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The science of guns and gunfire, including aspects of bullet flight and impact.
- When I have learnt what progress has been made in modern gunnery— / When I know more of tactics than a novice in a nunnery,—
- 2
The design and manufacture of guns, particularly those of a large caliber.
- Originally, doubtless, that petty officer's function was the instruction of the men in the use of arms, sword, or cutlass. But very long ago, owing to the advance in gunnery, making hand-to-hand encounters less frequent, and giving to nitre and sulphur the preeminence over steel, that function ceased [...]
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The firing of guns.
- Northward incessantly, the flickering gunnery rumbles, / Far off, like a dull rumour of some other war.
- The 12th march company telephoned claiming that someone in the office had heard that they were waiting to do some shooting practice at moveable targets and that they would only leave after gunnery practice under front conditions.
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A place where guns are tested, or where people are trained in their use.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。