Cfels
(cfel 的复数) abbr. Cerenkov free electron laser 切伦科夫自由电子激光器
🗣️ 情景例句
No, he doesn't, Robbie.
没有， 他没有， Robbie。
It doesn't matter to me.
两个都可以。
That's always the case.
习以为常了。