Arsenial copper
[机] 砷化铜
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
🗣️ 情景例句
When will you be through with your homework?
你的家庭作业什么时候可以做完？
I know the boy whose father is a captain.
我知道那个男孩的父亲是船长。
Oh, look! said Ann. What's that? She pointed at one of the things.
“看啊！”安说，“那是什么？”她指着一件展品问。