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- The nurse paged the doctor on the loudspeaker. 护士通过广播喊叫那位医生。
- We heard the news over the loudspeaker. 我们听见扩音器里广播了这一消息。
- Electromagnetic wave travel as light wave do. 电磁波的传播就像光波的传播一样。
- A device used to modulate an electromagnetic wave. 调制器用以调制电磁波的装置
- The moving part of an electromagnetic device such as a relay, buzzer, or loudspeaker. 电枢电磁装置的移动部分，如继电器，蜂音器或扬声器
- electromagnetic loudspeaker 电磁扬声器
- A loudspeaker designed to reproduce bass frequencies. 低频扬声器设计用来再现低音频率的扬声器
- The police addressed the crowd through a loudspeaker on their car. 警察通过他们汽车上的喇叭向人群喊话。
- A device for projecting sound waves, as in a loudspeaker. 角状扩音器一种用来产生声波的装置，如扬声器
- A loudspeaker magnifies the human voice. 扬声器扩大人的声音。
- Communication of audible signals encoded in electromagnetic waves. 无线通讯以电磁波密码进行的可听信号的联络
- Addressed us over the loudspeaker; can't tell you over the phone. 透过扩音器对我们演讲; 不能通过电话告诉你
- There is a loudspeaker in a radio. 收音机里有个喇叭。
- The radio loudspeaker blared the news out. 广播喇叭大声播送新闻。
- Her voice over the loudspeaker was distorted. 她通过扬声器说话的声音失真了。
- The loudspeaker blared across the square. 扬声器在广场上发出响而刺耳的声音。
- The loudspeaker blared the music over the park. 扬声器在公园里播放音乐。
- The loudspeaker's stopped working. 扩音器不响了。
- The electromagnetic force becomes dominant. 电磁力处于支配地位。
- Electromagnetic radiation is corpuscular. 电磁辐射是微粒性的。
