Cobaltic oxide
[化] 氧化高钴
🧩 词语组成解析
a. 钴的, 含钴的\\n[建] 钴的, 高钴的, 三价钴的
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
You need to complete some forms before the class.
上课之前你得填一些表格。
Excuse me I don't know.
对不起我不知道。
Heavy iron chains around his feet and hands were fixed to a metal bar that ran round the hall about ten centimetres off the ground.
手上和脚上沉重的铁链拴在厅堂四周离地约有10厘米的金属杆上。