Percarbonic acid
[化] 过碳酸
🧩 词语组成解析
🗣️ 情景例句
The battle was very historic.
那场战役在历史上很重要。
You give me the money. I'll get you the goods.
一手交钱，一手交货。
Can you type this letter for the boss please, Pamela?
请你把这封信给老板打一下可以吗，帕梅拉？