Definition

Examples

• 磁铁的极性决定了它的方向。
  Cítiě de jí xìng juédìng le tā de fāngxiàng.
  The polarity of a magnet determines its direction.
• 水分子的极性使它成为良好的溶剂。
  Shuǐ fēnzǐ de jí xìng shǐ tā chéngwéi liánghǎo de róngjì.
  The polarity of water molecules makes it a good solvent.
• 在生物学中，细胞的极性对发育很重要。
  Zài shēngwùxué zhōng, xìbāo de jí xìng duì fāyù hěn zhòngyào.
  In biology, cell polarity is very important for development.