英语词汇“designation punch”的读音、翻译、释义、用法及例句-语文网

词汇	designation punch
释义	designation punch 指定孔（=designation hole）打孔卡片上用於指定资料性质的孔或指定电脑所要执行功能的孔。
随便看	patent log patently patent medicine patent number patent office patentor pater paterfamilias paternal paternalism paternalist paternalistic paternally paternity paternity leave paternity suit paternoster -path path path path. Pathan pathbreaker path control path control layer

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