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
Work harder and practice more.
要更加努力地学习，更加勤奋地操练。
The leopard cannot change its spots.
江山易改，本性难移。
The old lady though the was a fussy creature,
老妇人觉得巡官大惊小怪，