碳酸 tànsuān carbonate Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: carbonic acid All meanings 2 tànsuān 2 carbonate 1carbonic acid 1 1 sentence for 碳酸 (tànsuān — carbonic acid) 碳酸在受热时会分解成水和二氧化碳。 tànsuān zài shòurè shí huì fēnjiě chéng shuǐ hé èryǎnghuàtàn. Carbonic acid decomposes into water and carbon dioxide when heated. Source: Dong Chinese Dictionary