他们在橡皮船上安装了雷达发射器、接收器和天线，在浮动冰架间运行的过程中接收有价值的数据。
They fit a radar transmitter, receiver and antennas to the kayaks, to obtain valuable data on the processes operating over floating ice shelves.
9英寸的计算机屏幕周围遍布了红外线发射器和接收器，用于检测到用户的手指的位置。
The 9-inch computer screen was surrounded by infrared transmitters and receivers that detected the position of the user's finger.
其中呼之欲出的方案就是利用无线电波输电，因为Wi - Fi通信所使用的发射器和接收器，原则上也同样适用。
The use of radio waves to transmit electricity is perhaps the most obvious solution, since you can in principle use the same kinds of transmitters and receivers used in Wi-Fi communication.
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