Cuban's bright ideas got him off to a bad start at his first job converting paper transactions to digital ones for Mellon Bank in 1980.

1980年，库班开始第一份工作，为梅隆银行将纸面交易转变为数字交易。

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Document analysis and understanding is to research into theories and technologies during the whole procedure converting paper documents into electronic formats.

版面分析与理解技术主要研究如何将纸质文档转化为电子表示，并进一步理解为计算机可处理的符号表示的整个过程。

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Hence, it was cheaper to get silver by using the paper money to buy it on the market than by converting the paper money into silver at the fictional legal price.

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Mr. Kelley got into the business of buying them and converting them for other uses, leasing them out to businesses like furniture and paper processing.

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