Copper sulfide
[机] 硫化铜
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
n. 硫化物\\n[化] 硫化物
🗣️ 情景例句
No sweat! I'd be happy to help.
没什么！很高兴我能帮上忙。
No road is long with good company.
途有好伴，不觉路远。
But when the train dawdled at station after station, I began to wonder,
但是，当火车一站接着一站往前蠕动时，我便产生了怀疑。