销售点终端机从商品条码上辨认每一种商品，然后自动记录销售收入，并更新计算机内的存货记录。
The POS terminal identifies each item of merchandise from its bar code and then automatically records the sale and updates the computer-based inventory records.
销售点终端机从商品条码上辨认每一种商品，然后自动记录销售收入，并更新计算机内的存货记录。
The POS terminal identifies each item of merchandise from its bar code and then automatically records the sale and updates the computer-based inventory records.
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