您要查找的是不是：
- 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。
- The monitor is really a notch above us. 班长确实比我们略胜一筹。
- Many students were absent, notably the monitor. 许多学生缺席，特别是连班长也没来。
- 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。
- We elected our monitor by a show of hands. 我们举手选举了班长。
- The patient was connected to the monitor. 病人被接上了监测器。
- 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。
- monitor loudspeaker 监听扬声器
- 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
- The monitor handed the papers out to the classmates. 班长把试卷分发给同学们。
- 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。
- The monitor collected the exercise books after the class was over. 下课后，班长把练习册收了起来。
- 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 monitor volume shall be left at75% of its maximum setting. 监视器的音量应该为其最大音量设置的75％。
- The loudspeaker blared the music over the park. 扬声器在公园里播放音乐。
