Loudspeaker
[ ,laʊd'spikɚ ]
其它 Other
n. 扩音器，扬声器;喇叭;扬场器;
💡 词根助记
loud大声的+speak说 + er表物→喇叭，扬声器；扩音器
📝 例句
The voltage of the amplified signal at the loudspeaker is 2V.
扬声器放大了的信号的电势为2伏。
We heard the news over the loudspeaker.
我们听见扩音器里广播了这一消息。
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 loudspeaker's stopped working.
扩音器不响了。
The nurse paged the doctor on the loudspeaker.
护士通过广播喊叫那位医生。
🌱 联想助记
【记】loud-大声的,speak-说话,er-名缀“人”:说话不够大声的人需要扩音器
✅ 同义词
📖 牛津释义
loudspeaker
(also speaker), n part of a radio, record-player, etc that changes electrical impulses into audible sounds 扩音器; 扬声器.
🔁 扩展释义
*['laud'spi:kә]n. 扩音器, 喇叭【电】 扬声器
📖 同为「初中」词汇
查看全部初中词汇 ›🗣️ 情景例句
Be patient whit him, he's a child.
耐心点，他还是个小孩。
We can't fly our kites any more because the wind has stopped.
由于风静止，所以已经没法放风筝了。
I could hardly speak.
我简直说不出话来。