wolfram

Từ điển Oxford Learners Wordfinder Dictionary

noun

a heavy grey-white metallic element;
the pure form is used mainly in electrical applications;
it is found in several ores including wolframite and scheelite
• Syn:
tungsten, W, atomic number 74
• Hypernyms:
metallic element, metal
• Substance Holonyms:
scheelite, wolframite, iron manganese tungsten

• Từ đồng nghĩa / Synonyms:
  tungsten, W, atomic number 74