Fourier transform spectrum
[计] 傅里叶变换谱
🧩 词语组成解析
n. 傅立叶（姓氏）；傅里叶（法国空想社会主义者, 社会改革家）
🗣️ 情景例句
It's nothing.
没什么。
It is a matter of life and death to me.
那对我是生死交关的问题。
Since that time, various types of hovercraft have appeared and taken up regular service.
从那以后，各种各样的气垫船出现了，并开始了定期航行服务。