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词汇 transition metal
释义

transition metal

noun
/trænˈzɪʃn metl/
/trænˈzɪʃn metl/
(also transition element)
(chemistry化学)
  1. one of the group of metals in the centre of the periodic table (= a list of all the chemical elements) that form coloured compounds and often act as catalysts (= substances that make chemical reactions happen faster)过渡金属(位于元素周期表中心的一组金属元素,可形成有色化合物,常作为催化剂)
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