碳酸 tànsuān carbonate Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: carbonate All meanings 2 tànsuān 2 carbonate 1carbonic acid 1 1 sentence for 碳酸 (tànsuān — carbonate) 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