Mandarin:
极性

Explanation in English Language (EN):
The separation of electric charge within a molecule, resulting in a dipole moment. Polar molecules have a positive end and a negative end.

Explanation in Mandarin (ZH):
分子内电荷的分离，导致偶极矩。极性分子具有正极和负极。(fēn zǐ nèi diàn hè de fēn lí, dǎo zhì ǒu jí jù. jí xìng fēn zǐ jù yǒu zhèng jí hé fù jí.)

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International Phonetic Alphabet (IPA)
- Definition: A standardized system of symbols used to represent the sounds of spoken language.
- Purpose: Helps linguists, language learners, and educators accurately describe pronunciation across languages.
- Example: The word “hello” in British English is transcribed as /həˈləʊ/ in IPA.