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词汇 thorium
释义

thorium

noun
/ˈθɔːriəm/
/ˈθɔːriəm/
[uncountable]
(symbol Th)
  1. a chemical element. Thorium is a white radioactive metal used as a source of nuclear energy.钍(放射性化学元素)
    词源mid 19th cent.: named after Thor (the Greek god of thunder, the weather, agriculture and the home).
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