Optical spectrum
[化] 光谱
🧩 词语组成解析
🗣️ 情景例句
Keep your nose to the grindstone; you'll succeed.
埋头苦干，总有成功的一天。
If I get my work finished in time,I'll leave for New York Monday.
如果我把工作及时完成了，我将星期一去纽约。
Yes, I know it's bad, but I need to do some shopping.
是的，我知道天不好，但我得买点东西。