Eb
abbr. 电子束（Electron Beam）
🗣️ 情景例句
John Marchetta.
我是 ，John Marchetta。
The doctor advised me to stay indoors more.
医生劝我要多待在屋子里。
the chance of playing a game of football or baseball on Saturday afternoon.
让他们在星期六下午再踢足球或打垒球