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	powder factory powder flask powder horn powder keg powder magazine powder metallurgy powder monkey powder photography powder puff powder rocket powder room powder snow powder waggon powder-cart powdered powdered coal powdered milk powdered sugar powdery powel powell power power brake power dive power dressing

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