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单词 trona
释义
tro·na (trōnə)
n.
A natural vitreous gray or white mineral, Na2CO3·NaHCO3·2H2O, used as a source of sodium compounds.

[Swedish, probably from Arabic dialectal rōn, variant of Arabic narūn, natron; see NATRON.]
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更新时间:2025/3/22 10:24:41