单词 | spotting rifle |
释义 | spotting rifle [`späd·iŋ ´rī·fǝl] ORDNANCE An auxiliary item mounted coaxially on a larger-caliber gun used to assist a gunner in determining range; it is usually a magazine-fed, semiautomatic gun with a rifled barrel that utilizes ammunition incorporating a tracer element providing a smoke puff on impact. |
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