熱氣球 Save Sign in to save words Simplified: 热气球 On the HSK 7-9 vocabulary list, at CEFR level C2. rèqìqiú ㄖㄜˋ ㄑㄧˋ ㄑㄧㄡˊ hot air balloon Character by character 熱(rè)warm up 氣(qì)gas 球(qiú)ball A Chinese word or character, or English Search 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