英语词汇“proof mark”的读音、翻译、释义、用法及例句-范文网

词汇	proof mark
释义	proof mark(枪等的)验讫记号。proof: n. 1.证明；证据；【法律】证件；【法律】(口头或书面 ...mark: 短语和例子 mark2 n. 1.马克〔德国货币〕。 2 ...
随便看	unity coupling unity dividend univac univalence univalent univalve universal universal algebra universal arithmetic universal boiler graphite universal chuck universal constant universal coordinated time universal coupling universal gravitation universal instrument universal joint universal joint knuckle universal mill universal product code universal suffage universal time universal validity universalism universalist

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