改善

Example sentences

• shēng生huó活gǎi改shàn善le了 。

  Life has improved.

• xīn新de的zhèng政cè策dà大dà大gǎi改shàn善le了dāng当dì地de的kōng空qì气zhì质liàng量 。

  The new policy greatly improved the local air quality.

Usage