Diperchromic acid
[化] 过二铬酸
🧩 词语组成解析
🗣️ 情景例句
You really must try and take more care.
你一定要更当心一点。
I think you have made a right decision.
我认为你们做出了正确的决定。
Would it be possible for me to have a closer look at your samples?
可以让我参观一下你们的产品陈列室吗？