radio signal
英
美
- radio n.收音机;无线电v.用无线电通讯
- signal n.信号;标志v.(发信号)通知、表示adj.显著的
Noun:
-
a radio wave used to transmit and receive messages
用作名词 (n.)
- A radio signal was sent to the spacecraft.
向宇宙飞船发出了无线电信号。
- Tall buildings can distort radio signals.
高楼会破坏无线电信号。