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
Looking around. Especially with a purchase of this kind.
到处看看， 特别是这一类买卖。
What''s the cause of the delay?
什么原因延误？
They employed a few farmhands, but no one was willing to work there long.
他们雇了几个农工，但谁也不愿意在那儿长期工作下去。