Read Edit View history 二氧化碳 èryǎnghuàtàn HSK7 carbon dioxide Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 二氧化碳 èryǎnghuàtàn carbon dioxide noun · carbon dioxide (CO2) 植物通过光合作用吸收二氧化碳。 Edit Delete References Add reference No references for this word.