Word · Frequency #14516
loudspeakers
扩音器；喇叭；扬声器
loudspeakers is the plural of loudspeaker.
核心释义
a device that changes electrical signals into sounds loud enough to be heard at a distance
- 1.
将电信号转换为可听声音的机电换能器。
An electromechanical transducer that converts an electrical signal into audible sound.
- 2.
将电信号转换为足够响亮以便远距离听到的声音的电声换能器
electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
- 3.
音量大的扬声器,区别于耳机等低音量设备。
Any such transducer that is loud, as opposed to quiet ones such as those found in headphones.
- 4.
装有扬声器单元及驱动器等电气设备的外壳。
An encasing containing one or more loudspeaker devices and usually other electrical equipment such as a driver.
将电信号转换为可听声音的机电换能器。；将电信号转换为足够响亮以便远距离听到的声音的电声换能器；音量大的扬声器,区别于耳机等低音量设备。；装有扬声器单元及驱动器等电气设备的外壳。；扩音器
用法In use
The coach used a loudspeaker to give instructions to the players from across the field.
用法提示：loudspeaker 是名词，指扩音器。
A loudspeaker announced that the last train would arrive in five minutes.
用法提示：loudspeaker 作名词，指扬声器。
We could hear the music from the loudspeakers at the street fair.
用法提示：loudspeakers 是 loudspeaker 的复数，作名词，指喇叭。
over the loudspeaker
over the loudspeaker 表示信息通过扩音器传播。
The announcement came over the loudspeaker.
通知是通过扩音器播出的。
through loudspeakers
用复数 loudspeakers 时通常指多个扬声器。
相关词与表达Connections
搭配Collocations
- loudspeaker system
- 扬声器系统；扩音系统
- The school installed a new loudspeaker system for announcements.学校安装了一套新的扬声器系统用于发布通知。
- built-in loudspeaker
- 内置扬声器
- This monitor has a built-in loudspeaker, so you don't need external speakers.这台显示器有内置扬声器，所以不需要外接音箱。
- external loudspeaker
- 外接扬声器；外部扬声器
- For better sound, connect an external loudspeaker to the player.为了获得更好的音质，将外接扬声器连接到播放器上。
- over the loudspeaker
- 通过扩音器（播放、宣布）
- The train delay was announced over the loudspeaker.列车晚点的消息通过扩音器播报了。
学习提示Learner notes
记忆技巧Memory Tip
loud（大声的）+ speaker（说话者）→ 联想有人大声说话让你听清，就是扩音器/喇叭。
语境与语域Context & Register
语域：mixed 常见场景：音响设备说明、公共广播系统、技术规格 该词为中性偏正式的词，比较常见于正式说明或技术文档；日常口语中更常说 speaker。
发音与拼写Pronunciation & Spelling
loudspeaker 的重音在第一个音节 loud 上，整个词没有普通英语词与之押韵；loud 与开头的 loud 读音相同，speaker 与词尾 -speaker 的读音相同。beaker、sneaker、weaker 只是拼写结尾同为 -eaker，读音为 /iːkɚ/，与 /spiːkɚ/ 的辅音不同，并不押韵，别被拼写误导。
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.