Eigenvibration
[化] 本征振动
🗣️ 情景例句
That's relief.
真令人欣慰。
A wise man thinks all that he says,a fool says all that he thinks.
聪明人想了才说，愚笨的人想着就说。
They all went up some narrow steps into a large room.
他们全都登上这些狭窄的台阶，接着进入一个大房间。