Electron emission current
[化] 电子发射电流
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
Attending school is compulsory in this country.
这国家衽的是义务教育。
I wrote several letters on my mother's behalf.
我代表我母亲写了几封信。
The problem is finding land for it.
问题是要找到土地来修建厂房。