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A rational argument, explanation, solution, ETC.
合乎情理的论证、解释、解决方法等。
youdao
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Access control, car parks, AFC, One Card solution, payment system etc.
门禁，停车场，AFC，一卡通，支付系统。
youdao
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Access control, car parks, AFC, One Card solution, payment system etc.
门禁，停车场，AFC，一卡通，支付系统。
youdao