英语词汇“sight aperture”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sight aperture
释义	sight aperture sight aperture [′sīt ‚ap·ə·chər] (ordnance) An irregularly shaped, adjustable, mechanical item usually integral to a rear sight; it functions as a peephole through which the sight at the opposite end of a gun is brought into view in aiming at a target or object.
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