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carbon dioxide

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carbon dioxide

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Biology, Compounds, Chemistry
ˌcarbon diˈoxide noun [uncountable]  HBHCCthe gas produced when animals breathe out, when carbon is burned in air, or when animal or vegetable substances decay 二氧化碳
Examples from the Corpus
carbon dioxideCarbon Dioxide An increase in the amount of carbon dioxide is responsible for about half the total warming.The safety mattress also produced only half as much carbon monoxide and carbon dioxide.Life generates methane, ammonia, oxygen, hydrogen, carbon dioxide, and many other gases.Catalysts convert carbon monoxide into carbon dioxide, which is less toxic, but equally polluting to the environment.The most obvious source, and one that is ubiquitous on the Martian surface, is carbon dioxide in the atmosphere.It takes carbon dioxide and gives oxygen.This surface reaction of oxygen and carbon releases carbon monoxide which migrates outward and upon encountering oxygen burns to carbon dioxide.To flood the air with carbon dioxide, the biospherians hauled back the tons of dried grass clippings they had removed earlier.
ˌcarbon diˈoxide nounChineseSyllable
is the breathe carbon produced animals Corpus when out, when gas


carbon dioxide
ˌcarbon diˈoxide noun [uncountable]
the gas produced when animals breathe out, when carbon is burned in air, or when animal or vegetable substances decay


carbon dioxideBrE /ˌkɑːbən daɪˈɒksaɪd/ 🔊NAmE /ˌkɑːrbən daɪˈɑːksaɪd/ 🔊 noun [uncountable] (symbol CO2) a gas breathed out by people and animals from the lungs or produced by burning carbon 二氧化碳