Perhydrit
[化] 过氧化氢合尿素\\n[医] 脲过氧化氢(商品名)
🗣️ 情景例句
Well, they didn't say anything for sure.
嗯， 他们没有任何确切的答覆。
Who are you?
你是谁？
My efforts resulted in nothing.
我的努力毫无结果。