Potassiocupric
[醫] 含鉀銅的
??? 情景例句
What do you do when you are not working?
工作之余你有什么消遣活動？
You forgot to fasten the collar buttons.
你忘了系鞋帶。
It is a world of red sandy deserts (hence its name----the Red Planet),
紅色行星），