Cobalt disulfide
[建] 二硫化钴
🧩 词语组成解析
n. 钴, 钴类颜料\\n[化] 钴Co
(=disulphide) n.二硫化物
🗣️ 情景例句
You are?
是吗？
His health has been lousy.
他的健康状况近来很糟。
He knew I collected match boxes and asked me whether my collection was growing.
他知道我收集火柴盒，于是问我收藏的米柴盒是否在增加。