carbon dioxide

名词 carbon dioxide:

1. a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis
   同义词：CO2, carbonic acid gas

1. Synthesis of carbohydrate from carbon dioxide and water using energy obtained from the chemical oxidation of simple inorganic compounds. This form of synthesis is limited to certain bacteria and fungi.
   化学合成用简单无机化合物的化学氧化所产生的能量将二氧化碳和水合成碳水化合物。这种化学合成形式只限于某些细菌和真菌
2. The carbon14 atoms oxidize to carbon dioxide which gets blown about and mixed up with lower atmosphere.
   碳14原子氧化生成二氧化碳，向四周散去并与低空的大气混合。
3. Soft drinks contain carbon dioxide.
   软饮料中含有二氧化碳。
4. Plants can absorb carbon dioxide and release oxygen.
   植物可以吸收二氧化碳释放氧气。