Dianionic surfactant
[化] 双阴离子表面活性剂
🧩 词语组成解析
[化] 表面活性剂\\n[医] 表面活性剂, 表面活化剂
🗣️ 情景例句
She never spoke about her private life.
她从未谈过她的私生活。
It's better than nothing.
总比没有好。
We can't sign the contract yet.
我们还不能在契约上签字。