社会保险

例句：

1. 1. The government provides social security to its citizens.
   政府为公民提供社会保障。
2. 2. She has a social insurance card for her retirement benefits.
   她持有一张退休福利的社会保险卡。
3. 3. Social security is essential for the well-being of the elderly.
   社会安全对老年人的福祉至关重要。