Electron concentration
[机] 电子浓度
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
I've got it. This one's on me.
我都付了。这一顿我请客。
Self do, self have.
自食其果。
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长