Word · CEFR C1 · Frequency #12886
amplification
扩大,放大
addition of extra material or illustration or clarifying detail
- 1.
The act, or result of amplifying, enlarging, extending or adding.
放大、扩大、延伸或添加的行为或结果
- 2.
addition of extra material or illustration or clarifying detail
增加额外材料或说明或澄清细节
- 3.
The act, or result of independently increasing some quantity, especially voltage, power or current.
独立增加某些量,尤其是电压、功率或电流的行为或结果
- 4.
the amount of increase in signal power or voltage or current expressed as the ratio of output to input
信号功率、电压或电流增加的量,以输出与输入的比率表示
- 5.
Gain.
增益
- 6.
(electronics) the act of increasing voltage or power or current
(电子学)增加电压、功率或电流的行为
- 7.
The using of the polymerase chain reaction (PCR) for isolating and exponentially amplifying a fragment or sequence of DNA.
使用聚合酶链式反应(PCR)分离和指数扩增DNA片段或序列
- 8.
A procedure used in the nomenclature of complex organic compounds in which the superatoms of a basic structure (a phane) are replaced by cyclic structures (amplificants).
一种用于复杂有机化合物命名法的程序,其中基本结构(苯基)的超原子被环状结构(放大体)取代
- 9.
A translation technique that involves adding content that is not present in the source text to the target text, usually to improve the fluency of the translation.
一种翻译技术,涉及在目标文本中添加源文本中不存在的内容,通常以提高翻译的流畅性
放大;放大作用;放大、扩大、延伸或添加的行为或结果;增加额外材料或说明或澄清细节;独立增加某些量,尤其是电压、功率或电流的行为或结果;信号功率、电压或电流增加的量,以输出与输入的比率表示
In use
The professor's amplification of the theory helped the students understand it better.
The audio system requires amplification to be heard in a large hall.
The report included several amplifications of the key points.
a few remarks added in amplification and defense
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。
need amplification
The signal may need amplification before transmission.
信号在传输前可能需要放大。
Connections
Collocations
- signal amplification
- 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。
- sound amplification
- 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 amplification
- 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。
- further amplification
- 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。
- amplification circuit
- 放大电路
- The amplification circuit is built into the device.放大电路内置在该设备中。
Learner notes
Memory Tip
想象把一个小声音 amplify 成巨响,名词就叫 amplification——扩音、放大。
Context & Register
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。
Grammar Note
常用单数,但复数形式也常见
Pronunciation & Spelling
这些词都以 -ation 结尾,并和 amplification 的重读部分 /-ˈkeɪʃən/ 押韵。注意拼写相似的 amplify /ˈæmplɪfaɪ/ 和 ample /ˈæmpəl/ 读音不同,并不押韵。
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 ECDICT, OCTANOVE, WIKTIONARY.