健康资讯 
“发射信号；传输信号(signal)”用英语可以怎么说？
（11个表达-动词短语）
1.Emit signals 发射信号
Starting with such a high speed of rotation, these pulsars continue to emit signals for billions of years before fading out.
从如此高速的旋转开始，这些脉冲星在消失之前持续发射信号数十亿年
2.Send signals 发送信号
A radio signal was sent to the spacecraft.
向宇宙飞船发出了无线电信号
The transmitters will send a signal automatically to a local base station.
发射台会自动将信号发送到地方基站
3.Deliver signals 发送信号
A simple interface, consisting of an electromagnetic coil>
