英语词汇“proofmark”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	proofmark
释义	proofmark \ˈ ̷ ̷ˌ ̷ ̷\ noun : a distinctive symbol stamped into the metal of the barrel or other part of a firearm to indicate that testing of the part bearing the stamp by firing proof loads has been carried out
随便看	water privilege waterproof waterproof waterproofer waterproofing waterproofness waterproof watch water pump water puppy water purslane water puslen waterquake water rabbit water race water radish water rail water-rake water ram water rat water rate water rattle water rattler water rent water-repellent water requirement

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