It's a rectangular white plastic device with a large, black inset screen that presents the glucose reading in large white type.
这是一款白色长方形塑料设备，有着一块大的黑色内嵌屏幕，以巨大的白色字体显示血糖数据。
2
The each serial port resource of the inset-type system connects with each patulous serial port of the computer multi-serial port switching card and the computer detecting system also connects with it.