radioiron

/rey-dee-oh-ahy-ern/US // ˌreɪ di oʊˈaɪ ərn //

射线铁,无线电铁,无线电铁器,射频铁

Definitions

n.名词 noun

1
Chemistry.
- : the radioactive isotope of iron, with atomic weight 59 and a half-life of 46 days: used chiefly as a tracer in biochemistry.