Definition

Examples

• 这个国家的人口数正在快速增长。
  Zhège guójiā de rén kǒu shù zhèngzài kuàisù zēngzhǎng.
  The population of this country is growing rapidly.
• 根据最新统计，全世界人口数已经超过八十亿。
  Gēnjù zuìxīn tǒngjì, quán shìjiè rén kǒu shù yǐjīng chāoguò bāshí yì.
  According to the latest statistics, the world's population has exceeded 8 billion.
• 人口数的变化对经济发展有重要影响。
  rén kǒu shù de biànhuà duì jīngjì fāzhǎn yǒu zhòngyào yǐngxiǎng.
  Changes in population have an important impact on economic development.