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单词 atomic number 11
释义
atomic number 11
(extremely rare)
n

WORD FAMILY
atomic number 11
n a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
Syn|Hyper
Na, sodium
metal, metallic element
any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
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更新时间:2025/2/3 13:25:10