xê-ri phát âm
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- xê-ri Tiếng Trung là gì：铈 <金属元素, 符号Ce(cerium)。灰色结晶, 很亮, 质柔软, 有延展性, 化学性质活泼, 是优良的还原剂, 可用来制合金(如制造火石的镧铈合金)。>
