noun 下载 🔗分享 矿渣，熔渣。 The slag or dross that remains after the smelting of metal from an ore. Examples : "After the iron ore was heated and melted, the workers carefully removed the scoriae, the unwanted waste material floating on top. " 铁矿石被加热熔化后，工人们小心翼翼地移走了矿渣，也就是漂浮在表面的不需要的废料。 geology material substance industry 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 火山渣，熔岩 шлак. Rough masses of rock formed by solidified lava, and which can be found around a volcano's crater. Examples : "After the eruption, hikers carefully navigated the sharp scoriae scattered around the volcano's crater. " 火山爆发后，登山者小心地避开火山口周围遍布的锋利火山渣。 geology material 与AI对话词汇游戏阅读练习
