Self-ionisation of water (autoionisation)
水的自电离(自偶电离)
Explanation (EN)
The equilibrium 2H₂O ⇌ H₃O⁺ + OH⁻ in which water acts as both acid and base, generating its characteristic ions.
Explanation (ZH)
平衡 2H₂O ⇌ H₃O⁺ + OH⁻,水既作酸又作碱,生成其特征离子。
About the IPA
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It helps linguists, language learners, and educators accurately describe pronunciation across languages.
Example: the word "hello" in British English is transcribed as /həˈləʊ/ in IPA.