Brackebuschite
錳鐵釩鉛礦
??? 情景例句
I'm experienced in IBM-PC and Great Wall computers.
我熟悉IBM-PC和長(zhǎng)城電腦。
You can count on me.
包在我身上。
and by the time he is grown and able to take part in its activities,
等他長(zhǎng)大了，能做各種事了