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
The checkout counters are very busy.
收款台都很忙。
I hope we can conclude the transaction at this price.
希望我们能就此价格达成交易。
I've never laughed so much in all my life.
我这一生还从来没有笑得这样开心过呢。