| 单词 | carbon dioxide |
| 释义 | Word Frequency carbon dioxidenoun a colourless odourless incombustible gas present in the atmosphere and formed during respiration, the decomposition and combustion of organic compounds, and in the reaction of acids with carbonates: used in carbonated drinks, fire extinguishers, and as dry ice for refrigeration. Formula: CO2 Also called: carbonic-acid gas |
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