promethium

名词 n.
中文释义
发音 prōmē'thēəm

英文释义

名词 n.
  1. A metallic chemical element (symbol Pm) with an atomic number of 61. uncountable

词形变化

prometheum alternative

词源

1945. From the name of the Greek god Prometheus, who stole the fire from Mount Olympus and brought it down to mankind + -ium.
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