Electron atmosphere
[化] 电子云
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
No. She's at work now.
不在，她正在上班。
I'm awfully sorry.
真是对不起。
I go to school by bike every day.
我每天骑自行车上学。