Cobaltous sulfide
[化] 硫化钴
🧩 词语组成解析
a. (正)钴的, 二价钴的\\n[建] (正)钴的, 二价钴的
n. 硫化物\\n[化] 硫化物
🗣️ 情景例句
No, it's an original. My father's friend is a calligrapher, and I had him make it for you.
没错，这可是真迹。我父亲的朋友是书法家，专门帮你写的。
Time works great changes.
时间能产生巨大的变化。
Suddenly, one of the children kicked a ball very hard and it went towards a passing boat.
突然，一个孩子狠狠地踢了一脚球，球便向着一只划过来的小船飞去。