Electron mirror
[电] 二次发射极
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
We aren't going, for the simple reason that we can't afford it.
我们不去，原因很简单，我们负担不起。
I'm fed up with him.
我受够他了。
I wish I had your will power.
但愿我有你的意志力。