蓋 Simplified: 盖 On the HSK 4 vocabulary list, at CEFR level B2. gài ㄍㄞˋ lid top cover canopy to cover to conceal to build 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