The device can also be used to attract a minder's attention, to get a computer to read out a text or to send commands to external devices such as a TV.
本设备还可用于引起使用者的注意、命令计算机读出一段文字或向电视等外部设备发出指令。
There are many different types of ports that allow external devices to be connected to a micro-computer.
有许多不同种类的端口允许外部设备连接到一台微型计算机。
Brain-Computer Interface (BCI) systems support direct communication and control between brain and external devices without use of peripheral nerves and muscles.
脑-机接口系统是一个不依靠外周神经和肌肉而实现大脑和外部设备之间进行直接的交流和控制的通道。
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