pure public goods

例句：

1. 1.Pure public goods are essential for the common good of society.
   纯公共物品对社会的共同福祉至关重要。
2. 2. The government has been investing heavily in pure public goods like education and healthcare.
   政府一直在大力投资于像教育和医疗这样的纯公共物品。
3. 3. The provision of pure public goods is often a challenge for governments to balance economic growth with social welfare.
   提供纯公共物品常常是政府在经济增长与社会福利之间平衡的挑战。