bilingualism

Research on bilingualism suggests that managing two languages simultaneously may enhance certain cognitive functions.关于双语能力的研究表明，同时管理两种语言可能会增强某些认知功能。

National bilingualism policies aim to preserve minority languages while ensuring citizens can participate in public life.国家双语政策旨在保护少数族裔语言，同时确保公民能够参与公共生活。