1
amplification of [noun]
The amplification of sound is essential in concert halls.
声音的放大在音乐厅中是必不可少的。
扩大，放大
先理解核心含义，再看它在真实句子里的用法。
扩大，放大
addition of extra material or illustration or clarifying detail
The amplification of sound is essential in concert halls.
声音的放大在音乐厅中是必不可少的。
放大、扩大、延伸或添加的行为或结果
The act, or result of amplifying, enlarging, extending or adding.
增加额外材料或说明或澄清细节
addition of extra material or illustration or clarifying detail
独立增加某些量,尤其是电压、功率或电流的行为或结果
The act, or result of independently increasing some quantity, especially voltage, power or current.
信号功率、电压或电流增加的量,以输出与输入的比率表示
the amount of increase in signal power or voltage or current expressed as the ratio of output to input
The professor's amplification of the theory helped the students understand it better.
教授对该理论的详细阐述帮助学生们更好地理解。
AI contextual example
The audio system requires amplification to be heard in a large hall.
音频系统需要放大才能在大厅里被听到。
AI contextual example
The report included several amplifications of the key points.
报告包含了对关键点的几处详细说明。
AI contextual example
a few remarks added in amplification and defense
为详加阐述和辩护而补充的几句话
WordNet
The amplification of sound is essential in concert halls.
声音的放大在音乐厅中是必不可少的。
The signal may need amplification before transmission.
信号在传输前可能需要放大。
Using amplification, the teacher's voice reached the entire auditorium.
通过放大，老师的声音传遍了整个礼堂。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
信号放大
The amplifier provides signal amplification for the microphone.
该放大器为麦克风提供信号放大。
声音放大
Sound amplification is essential for large concert venues.
对于大型音乐会场地来说，声音放大必不可少。
DNA扩增
PCR is used for DNA amplification in the laboratory.
实验室使用聚合酶链式反应进行DNA扩增。
进一步补充说明
The lawyer asked for further amplification of the witness's statement.
律师要求对证人的陈述作进一步补充说明。
放大电路
The amplification circuit is built into the device.
放大电路内置在该设备中。
放大级
The final amplification stage boosts the signal to the required level.
末级放大级将信号提升到所需的电平。
Use amplification naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象把一个小声音 amplify 成巨响，名词就叫 amplification——扩音、放大。
语域：mixed 常见场景：学术或正式写作、电子、音频或通信技术 该词在不同语境中语域有一定差异：在学术或正式写作中通常表示“详细阐述、补充说明”，比较书面化；在电子、音频等专业领域则常表示“信号放大”，属于技术性用法。日常口语中较少单独使用。
常用单数，但复数形式也常见
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.