Hubnerite
钨锰矿
🗣️ 情景例句
Hi.
你好。
It was quite good. But it was awfully long.
班机很好，就是时间太长了。
But Alfred had deduced that the Danes were no longer fit for prolonged battle:
然而，阿尔弗雷德断定，丹麦人已不再适应持久的战争，