Cfel
abbr. Cerenkov free electron laser 切伦科夫自由电子激光器
🗣️ 情景例句
Can you give me a little deal on this?
这能卖得便宜一点吗？
You're way behind schedule.
你比预定的落后了。
'What are you doing?' she asked.
“你在干什么？”她问道。