Electron emitter
[电] 电子发射极
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
n. 发射体, 发射极\\n[计] 发射极; 发射器
🗣️ 情景例句
My final exam is next Tuesday.
期终考就在下周二。
A word is enough to the wise.
对明智者一言已足。
On her way home she bought a new pen at a shop.
回家路上，她在一家商店买了一支新钢笔。