| 单词 | transition element |
| 释义 | transition element【化】 过渡元素 transition element transition element n.（名词）Any of the metallic elements that have an incomplete inner electron shell and that serve as transitional links between the most and the least electropositive in a series of elements. They are characterized by multiple valences, colored compounds, and the ability to form stable complex ions.过渡元素：任一种不完整的内部原子壳层，并在一系列正电性的最强和最弱元素中起过渡联系作用的金属元素。它们呈现多种原子价，包括有色化合物，有构成稳定复杂离子的能力 |
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