Chinese

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four oxygen
to make into; to change into; ‑ization
to make into; to change into; ‑ization; to ... ‑ize; to transform
 
osmium
trad. (四氧化鋨)
simp. (四氧化锇)
 
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Noun

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四氧化鋨

  1. (inorganic chemistry) osmium tetroxide