sending antenna

例句：

1. 1. The satellite was equipped with a sending antenna for communication with Earth.
   卫星配备了一个用于与地球通信的发送天线。
2. 2.The engineer used a sending antenna to send the signal across the radio wave.
   工程师使用发送天线来发送信号穿越无线电波。
3. 3.The antenna is designed to receive signals from space and relay them back to Earth.
   天线被设计用来接收来自太空的信号并将其传回地球。