amplification

.æmplifi'keiʃәn
托福

英文释义

n. addition of extra material or illustration or clarifying detail
n. the amount of increase in signal power or voltage or current expressed as the ratio of output to input
n. (electronics) the act of increasing voltage or power or current

中文翻译

n. 扩大, 放大
[化] 放大; 放大作用

12,886
BNC 频率
17,701
使用频率

记忆技巧

amplification 由词根 ampli-（表示“扩大”）和后缀 -fication（表示“使成为”）构成，整体意思是“使扩大”的过程。

例句

1. The teacher used amplification to make her voice heard in the large classroom.
老师使用扩音设备让她的声音在大教室里被听到。
2. The amplification of the sound made the music much more enjoyable at the concert.
声音的增强让音乐在音乐会上变得更加愉悦。
3. Scientists studied the amplification of signals to improve communication technology.
科学家们研究信号的放大以改善通信技术。

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