atomic number 30

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a bluish-white lustrous metallic element;
brittle at ordinary temperatures but malleable when heated;
used in a wide variety of alloys and in galvanizing iron;
it occurs naturally as zinc sulphide in zinc blende
• Syn:
zinc, Zn
• Hypernyms:
metallic element, metal
• Hyponyms:
spelter