highgradeglossary / HIGHGRADE highgrade, vb.1. To steal rich ore, as from a mine by a miner.2. To mine only esp. valuable ore (such as gold). 词条贡献者 资深译员Paul,毕业于国际一流的高级翻译学院,专注翻译各种与政府合同诉讼有关的法律文件。