甲醛 jiǎ quán 🔊 formaldehyde (HCHO) + Keep this word Meanings jiǎ quán formaldehyde (HCHO) Its characters 甲jiǎfirst of the ten Heavenly Stems 十天干[shi2…HSK 5醛quánaldehyde Words with 甲醛 聚甲醛 jù jiǎ quán polyformaldehyde (CH2O)n 苯甲醛 běn jiǎ quán benzaldehyde C6H5CHO, the simplest…