Spectral emission
[电] 频谱发射
🧩 词语组成解析
spectral
['spɛktrəl]
adj. （似）鬼的;幽灵的;谱的;光谱的;
🗣️ 情景例句
I'm in Shanghai looking for possible suppliers.
我此次来上海是想寻找可能合作的供应商。
In my opinion,that's an excellent idea.
按照我的意见,那是一个极好的想法。
Cave exploration, or pot-holing, as it has come to be known, is a relatively new sport.
洞穴勘查——或洞穴勘探——是一项比较新的体育活动。