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单词
pentavalent
释义
pentavalent
/pen'teuh vay"leuhnt, pen tav"euh-/
,
adj. Chem.
1.
having a valence of 5:
pentavalent arsenic.
2.
quinquevalent (def. 2).
[
1870-75; PENTA- + -VALENT
]
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更新时间:2025/12/9 20:46:53