Eb
abbr. 电子束（Electron Beam）
🗣️ 情景例句
You guys are like three kids.
你们就像三个孩子。
When the cat's away the mice will play.
猫儿不在，老鼠造反。
Then the teacher says, Stop and put your hands in front of you now.
“现在停止，并把手放在面前。”