Cobaltous dihydroxycarbonate
[化] 碱式碳酸钴
🧩 词语组成解析
a. (正)钴的, 二价钴的\\n[建] (正)钴的, 二价钴的
🗣️ 情景例句
How many classes are you taking this semester?
这学期你有多少课？
All I have to do is learn English.
我所要做的就是学英语。
Who was second? Who was third?
谁是第二？谁是第三？