资料来源 : pyDict

六价的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Hexavalent \Hex*av"a*lent\, a. [Hexa- + L. valens, -entis, p.
   pr. See {Valence}.] (Chem.)
   Having a valence of six; -- said of hexads.