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单词
europium
释义
europium
/yoo roh"pee euhm, yeuh-/
,
n. Chem.
a rare-earth metallic element whose salts are light pink.
Symbol:
Eu;
at. wt.:
151.96;
at. no.:
63.
[
1900-05; EUROPE + -IUM
]
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更新时间:2025/12/19 21:39:56