A security device(often part of a terminal) that reads information(often from a magnetic strip) on a badge inserted in a slot. In this way, it can prevent the unauthorized use of a display station before allowing an operator to sign on.
一种安全设备（通常是终端的一部分），它可以读取插入槽中的标记卡上的信息（这些信息往往以磁条码的形式记录在标记卡上）。用这种办法，在允许操作员进入系统前，可以防止对一个显示工作站的非法使用。参阅badge。
A fastening, as for a door or gate, typically consisting of a bar that fits into a notch or slot and is lifted from either side by a lever or string.
门闩闩，例如门闩，尤指带有一横销，插在槽或狭缝中通过把手或铁链从一头提到另一头
A belt with loops or slots for carrying small tools or other equipment.
皮带上有可装一些小工具或装备的环或槽
