特殊用法base bullion1.(含有贵金属的)粗金属锭copper bullion1.粗铜锭dore bullion1.金银锭gold bullion1.金锭lead bullion1.粗铅; 粗铅锭(含有银的铅锭)molten bullion1.熔融粗铅, 粗铅熔体; 粗金属锭熔体silver bullion1.银条