niob
查询英语单词中文释义、音标、发音和例句。
niob
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[niob]
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[niob]
中文释义
[机] 钶, 铌
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niob
字母数:4
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- 单词拼写:niob
- 核心含义:[机] 钶, 铌
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更新时间:2026-08-31 12:34:28