base metal

From Longman Dictionary of Contemporary EnglishRelated topics: Elementsbase metalˌbase ˈmetal noun [countable, uncountable] HCMa metal that is not very valuable, such as iron or leadExamples from the Corpusbase metal• Gilded Finish Gilding is a process of overlaying a base metal with a very thin layer of gold.• Gold mineralisation is associated with earlier fluids; antimony and base metal sulphides with later fluids.• The area has potential for the discovery of base metal sulphides.• The transmutation of base metal to gold was the paradigm of this sacred task.• Mineralisation within the nodules consists of uranium, vanadium and iron oxides with base metal sulphides.

单词	base metal
释义	base metal From Longman Dictionary of Contemporary EnglishRelated topics: Elementsbase metalˌbase ˈmetal noun [countable, uncountable] HCMa metal that is not very valuable, such as iron or leadExamples from the Corpusbase metal• Gilded Finish Gilding is a process of overlaying a base metal with a very thin layer of gold.• Gold mineralisation is associated with earlier fluids; antimony and base metal sulphides with later fluids.• The area has potential for the discovery of base metal sulphides.• The transmutation of base metal to gold was the paradigm of this sacred task.• Mineralisation within the nodules consists of uranium, vanadium and iron oxides with base metal sulphides.
随便看	hold it! hold liable hold liable for hold little appeal etc hold little interest etc hold little promise etc hold no truck with hold off hold off (on) doing something hold off doing hold off on doing hold office hold on hold on for grim death hold on like grim death hold on to hold on to somebody/something hold onto a seat hold open hold open etc hold out hold out etc hold out etc an olive branch hold out etc an olive branch to hold out for