transition element

短语

[化] 过渡元素

词形变化

transition elements 复数 transition elements

释义与例句

n.
  1. 1.

    Any element in the d block of the periodic table (i.e. groups 3 to 12 inclusive).

    化学
  2. 2.

    The same, but excluding the group 12 elements (i.e. groups 3 to 11 inclusive).

    过时 化学
  3. 3.

    Any of the group of metallic elements that have an incomplete inner (d) electron shell, having multiple valencies and forming coloured compounds and stable complex ions.

    过渡金属

    过时 化学