Chinese

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three oxygen
to make into; to change into; ‑ization
to make into; to change into; ‑ization; to ... ‑ize; to transform
 
two phosphorus
trad. (三氧化二磷)
simp. #(三氧化二磷)
 
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Noun

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三氧化二磷

  1. (inorganic chemistry) phosphorus trioxide; phosphorus(III) oxide