| 单词 | valuable minerals |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔gangue〕Worthless rock or other material in which valuable minerals are found.矿物杂质，尾矿：在其中找到有价值的矿石的无价值岩石或其它矿产美国传统〔placer〕A glacial or alluvial deposit of sand or gravel containing eroded particles of valuable minerals.砂矿，砂积矿床：一种砂砾或碎石的冰河沉积物或冲积沉积物，包括有价值的矿物成份美国传统〔salt〕To give an appearance of value to by fraudulent means, especially to place valuable minerals in (a mine) for the purpose of deceiving.将良质矿石置于矿山：用欺骗的手法使…表面上看起来有价值，尤指为欺骗而（向矿藏中）放入贵重矿石美国传统The mountainous area is prolific in valuable minerals. 这一山区有丰富的宝贵矿石。译典通 |
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