Diperchromic acid
[化] 过二铬酸
🧩 词语组成解析
🗣️ 情景例句
You do the same. Well, I'd better go. Thanks again for everything.
你也代我问候一声。好，我得走了，再次谢谢你们的招待。
Will it be convenient for you to explain your plans to him?
你向他解释计划将是方便的吗？
Excuse me.
对不起。