制度 (zhì dù) means “system (e.g. political, adminstrative etc); institution”. It is an HSK 5 Chinese word in the HSK 3.0 vocabulary.
Measure word: 个
国家建立了完善的社会保障制度保护人民利益。
Guójiā jiànlì le wánshàn de shèhuì bǎozhàng zhìdù bǎohù rénmín lìyì.
The country has established a sound social security system to protect people's interests.
Updated: