| 单词 | carbon dioxide |
| 释义 | carbon dioxide ˌcarbon diˈoxide noun [U] (SYMBOL CO2) ► B2 the gas formed when carbon is burned, or when people or animals breathe out: » carbon dioxide emissionsThesaurus+: ↑Specific chemicals, chemical compounds and gases , ↑Substances and structures in the body , ↑Types of chemical • • • Extra Examples:» Plants absorb carbon dioxide during photosynthesis.» A molecule of carbon dioxide (CO2) has one carbon atom and two oxygen atoms.» Microbes decompose organic waste into a mixture of methane and carbon dioxide.» The increased use of natural gas will help reduce carbon dioxide emissions.» There has been a sudden and worrying rise in the level of carbon dioxide in the atmosphere. |
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