He swore in Spanish, another indication that he was rattled.他用西班牙语破口大骂,这再次表明了他极为烦躁。They gave no indication of how the work should be done.他们根本没说明这项工作该怎样做。Did he give you any indication of his feelings?他向你表示了自己的感情了 吗 ?...
最具有经济价值的铁矿包括磁铁矿和赤铁矿.Iron ores of greatest economic interest contain magnetite and hematite.这是因为氧化磁铁矿蜕变.This is because the oxidation breaks down magnetite.某些贱金属以及金常常与磁铁矿和磁黄铁矿这类磁性矿物一起被发现.Base metals and gold are often fou...