Spectral selectivity
[电] 光谱选择性
🧩 词语组成解析
spectral
['spɛktrəl]
adj. （似）鬼的;幽灵的;谱的;光谱的;
n. 选择性, 选择度\\n[化] 选择性
🗣️ 情景例句
Oh, I remember this picture.
噢 我还记得这张照片。
What's it to you?
跟你有什么关系？
An enterprise has to incur certain costs and expenses in order to stay in business.
一个企业为了继续经营，不得不支出一定的费用和开销。