这个词是什么意思？
An element of the rare earth family of metals. It has the atomic symbol Eu, atomic number 63, and atomic weight 152. Europium is used in the form of its salts as coatings for cathode ray tubes and in the form of its organic derivatives as shift reagents in NMR spectroscopy.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D005063 · MeSH 2026。
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