Cernkov radiaion
[电] Cerenkov幅射
🗣️ 情景例句
The bridge is about three hundred and eighty-five feet long.
桥长约三百八十五英尺。
How many are there in your family?
在你的家庭有多少人？
How I wish all the money were mine!
我多希望这些钱都是我的。