Electron mirror
[电] 二次发射极
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
I can see that.
这一点我明白。
What's your favorite color?
你最喜欢的颜色是什么？
Children who play truant from school are unimaginative.
逃学的孩子们都缺乏想像力。