Manaccanite
磁铁钴矿
🗣️ 情景例句
Will you excuse me?
我失陪了
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
When he died, however, his brothers found it impossible to keep the secret any longer.
他死后，他的弟弟们才觉得无法再保守这个秘密了。