但是，虽然光信号比电信号在信息传输上高效很多，却也更难控制。
But while optical signals transmit information much more efficiently than electrical signals, they're harder to control.
TCP是通过IP网络提供数据传输的协议，IP是一个包含寻址和控制信息，允许数据路由的协议。
TCP is a transport protocol providing transmission of data over IP networks, and IP is a network protocol containing addressing and control information that allow for data to be routed.
无线遥控利用当代电子技术，将信息以电波或光波为通道形式传输，达到控制的目的。
Wireless remote control by the use of modern electronic technology, information will be transmitted in the form of radio waves or light waves, to achieve the purpose of control.
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