The Universal Product Code symbol, also known as the 'bar code', is printed on products for sale and contains information that a computer can read.
通用产品代码符号，亦称“条形码”，印在出售的商品上，其中含有计算机能识别的信息。
The simplest way of getting the data from the Arduino is with the unit connected directly to a host computer Universal Serial Bus (USB) interface, reading the data as if it were a serial connection.
从 Arduino 获得数据最简单的方式是让此单元直接连接到主机计算机的 Universal Serial Bus (USB) 接口，像串行连接那样读取数据。
This page-window format is known as Window-Icon-Mouse-Pointer, or WIMP, which, due to monopoly forces, has been the universal paradigm since the 1980’s – ancient history in computer years.
这个页面视窗格式被称为视窗-图标-鼠标-指针（Window-Icon-Mouse-Pointer WIMP），它是完全控制命令的产物，自20世纪80年代（计算机时代的古老历史）以来一直是通用的范例。
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