Eb
abbr. 电子束（Electron Beam）
🗣️ 情景例句
About what?
关于什么
Would you speak a little louder?
请你说大声一点好吗？
The captain learnt from the letter that the name of the lost ship was the Karen.
从这封信中船长了解到沉船船名是“卡伦”号。