Vibrational transition
[化] 振动跃迁
🧩 词语组成解析
a. 振动的
🗣️ 情景例句
When's the next class?
下一次上课什么时候？
If you would have a thing well done, do it yourself.
如要是情做得好，你须亲自动手搞。
What's in it?
里面是什么东西？