英语单词分类 轻松记单词

actinoid

actinoid基本解释

adj.放射线状的

actinoid同义词

  • actinon[核]锕射气
  • actinide[化]锕类

actinoid英英释义

Noun:
  • any of a series of radioactive elements with atomic numbers 89 through 103

Adjective:
  • having a radial form;

    "starfish are actinoid--that is, they are radially symmetrical"