Spectral density
[电] 频谱密度
🧩 词语组成解析
spectral
['spɛktrəl]
adj. （似）鬼的;幽灵的;谱的;光谱的;
🗣️ 情景例句
Can you finish the work by five o'clock tomorrow?
你能在明天五点钟之前做完这项工作吗？
I ate oatmeal for breakfast yesterday.
我昨天早饭吃的是麦片。
We also make the fundamental error of announcing our resolutions to everybody so that we look even more foolish when we slip back into our bad old ways.
我们还犯有一个根本性的错误，即把我们的决心向大家宣布。