Definition

Examples

• 我在北京住了三四年。
  Wǒ zài Běijīng zhù le sān sì nián.
  I lived in Beijing for three or four years.
• 他学了三四年中文，说得很好。
  Tā xué le sān sì nián Zhōngwén, shuō de hěn hǎo.
  He studied Chinese for three or four years and speaks very well.
• 这个项目需要三四年才能完成。
  Zhège xiàngmù xūyào sān sì nián cáinéng wánchéng.
  This project will take three or four years to complete.