Cfel
abbr. Cerenkov free electron laser 切伦科夫自由电子激光器
🗣️ 情景例句
That's not the issue.
那不是我们讨论的话题。
How much will all this cost?
一共要花多少钱呢？
She got very angry and started shouting at me.
她气极了，冲我大喊。