Potassium perborate
[化] 过硼酸钾
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
n. [化]过硼酸盐
🗣️ 情景例句
I know it well.
我非常清楚。
Why are you so angry?
你为什么这样生气？
He is now satisfied merely to try to stand up, but as soon as he does so a porpoise knocks him flat.
此时的海龟，只要能站起来就满足了，但它刚站起来，就被一只海豚击倒。