Diperchromic acid
[化] 过二铬酸
🧩 词语组成解析
🗣️ 情景例句
May I speak to Miss Chen?
可以跟陈小姐讲话吗？
If things were to be done twice all would be wise.
事事倘能做两次，人人都可称明智。
A recent case concerns Jane Butlin whose fiance,John, runs a successful furniture business.
最近的一个案例与简。巴特林有关，她的未婚夫约翰拥有一家生意兴隆家具店。