但至今，条形码仍然靠光学仪器读取，在快节奏的生活当中，信息采集就显露出费时、耗人等一系列不足。
But so far, the tool of scanning barcode is a type of optical instrument, which has shortage of wasting time and labor.
但至今，条形码仍然靠光学仪器读取，在快节奏的生活当中，信息采集就显露出费时、耗人等一系列不足。
But so far, the tool of scanning barcode is a type of optical instrument, which has shortage of wasting time and labor.
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