Potassium peroxydisulfate
[化] 过硫酸钾; 过二硫酸钾
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
🗣️ 情景例句
I don't understand. Did you exercise or not?
我搞不懂 ，你到底作了健身操没有？
A man is not a horse because he was born in a stable.
人并不因为生在马厩里就成了马。
Yes, there are.
是的，有。