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1. The new duplex printing machine can print on both sides of the paper, saving time and effort.
这款新型双面打印机可以在纸张的两面打印，节省时间和劳力。
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2. The duplex scanning system is used in hospitals to quickly identify patients' medical records.
在医疗机构中，双工扫描系统被用来快速识别病人的医疗记录。
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3.The duplex printer has become a popular choice for small businesses looking to save space and reduce costs.
对于小型企业来说，双工打印机已经成为一种受欢迎的选择，因为它既节省空间又降低成本。