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
It doesn't need any alterations. We must've bought the right size.
不需作任何修改。我们一定是买对了尺寸。
Content is better than riches.
知足常乐。
Good. Put it on the small table, please.
好，把箱子放在那个小桌子上吧！