碳酸 tànsuān carbonate Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: All "tan4 suan1" meanings All meanings 2 tànsuān 2 carbonate 1carbonic acid 1 2 sentences for 碳酸 (tànsuān) 碳酸钙是构成大理石的主要成分。 tànsuān gài shì gòuchéng dàlǐshí de zhǔyào chéngfèn. Calcium carbonate is the main component of marble. Source: Dong Chinese Dictionary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