Eb
abbr. 电子束（Electron Beam）
🗣️ 情景例句
Why should you be sorry?
你何必说对不起呢？
Do business, but be not a slave to it.
要做事，但不要做事务的奴隶。
That's a good question, smiled Uncle Wang.
“这个问题提得好，”王大叔笑了。