保 On the HSK 3 vocabulary list, at CEFR level B1. bǎo ㄅㄠˇ to defend to protect to keep to guarantee to ensure civil administration unit in the baojia 保甲[bao3 jia3] system old Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT