eka-iodine

短语

[医] 准碘(砹的旧名)

释义与例句

n.
  1. 1.

    astatine

    古体 不可数 化学

词源

From eka- + iodine: the name given by Dmitri Mendeleev to astatine prior to its discovery, from the fact that it lies below iodine in the periodic table.

来源：wiktionary