1. 碳酸气：carbonic acid assimilation 碳酸同化 | carbonic acid gas 碳酸气 | carbonic anhydride 碳酐
2. 碳酸气; 二氧化碳：carbon cycle 碳循环 | carbonic acid gas 碳酸气; 二氧化碳 | carbonic oxide 一氧化碳
3. 二氧化碳：carbonic acid fixation 碳酸固定 | carbonic acid gas 二氧化碳 | carbonic anhydrase 碳酸酐酶
4. 碳酸氧：carbonation 碳酸饱和 | carbonic acid gas 碳酸氧 | carbonic acid 碳酸
carbonic acid gas
noun
1. a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances
absorbed from the air by plants in photosynthesis
Synonym: carbon dioxide CO2