Diproxide
二硫化二异丙基黄原酸盐(调节剂)
🗣️ 情景例句
Hello.
您好。
I have been told you have just changed the interest rate on savings accounts. Is that true?
听说你们储蓄率刚调过，是真的吗？
Her tooth ached all night.
她牙疼了一整夜。