phosphorus pentoxide

短语

[化] 五氧化二磷

释义与例句

n.
  1. 1.

    the compound, P₂O₅, formed by the spontaneous combustion of white phosphorus in air; it reacts violently with water to form phosphoric acid and is used as a powerful desiccating agent

    五氧化二磷

    不可数 化学