| 释义 |
atomic number 77
Thesaurus| Noun | 1. |  atomic number 77 - a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmiumIr, iridiummetal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
atomic number 77
Synonyms for atomic number 77noun a heavy brittle metallic element of the platinum groupSynonymsRelated Words |