Copper fulminate
[建] 雷酸铜
🧩 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
My brother Robbie ...
我弟弟Robbie……
So annoying!
讨厌！
The mower firmly refused to mow, so I decided to dismantle it.
修完后割草机还是纹丝不动。于是，我决定把它拆开。