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The punch card was data processing back then.
穿孔卡片就是当时的数据处理。
youdao
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Keep your password well and in private. Take back your card when you finish processing.
注意保护密码，不要被其他人看到，使用完毕后注意取回银行卡。
youdao
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Keep your password well and in private. Take back your card when you finish processing.
注意保护密码，不要被其他人看到，使用完毕后注意取回银行卡。
youdao