carbon dioxide
英 [ˌkɑːbən daɪˈɒksaɪd]
美 [ˌkɑːrbən daɪˈɑːksaɪd]
n. 二氧化碳
Collins.2
牛津词典
noun
- 二氧化碳
a gas breathed out by people and animals from the lungs or produced by burning carbon
柯林斯词典
- 二氧化碳
Carbon dioxideis a gas. It is produced by animals and people breathing out, and by chemical reactions.
英英释义
noun
- a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances
双语例句
- Under normal circumstances, these two gases react readily to produce carbon dioxide and water.
在正常情况下，这两种气体容易发生反应产生二氧化碳和水。 - Carbon burns in oxygen or air, forming carbon dioxide.
碳在氧或空气中燃烧，便形成了二氧化碳。 - The proposed initiative would mandate a reduction of carbon dioxide of 40%
倡议将强制规定把二氧化碳排放量降低40%。 - Carbon is an element, while carbon dioxide is a compound.
碳是一种（化学）元素，而二氧化碳则是一种化合物。 - Definitions for High-Purity Water and Carbon Dioxide – Free Water are provided in Containers& Glass.
玻璃器皿660中提供了定义的高纯水和无二氧化碳水。 - Industrialized countries must reduce carbon dioxide emissions.
工业化国家必须减少二氧化碳的排放。 - You can liquefy the carbon dioxide to separate it from the other constituents.
可以将二氧化碳液化，以便和其他成分分开。 - Methane is often regarded as the second most important greenhouse gas after carbon dioxide.
甲烷常被认为是仅次于二氧化碳的重要温室气体。 - Ground water also contains dissolved carbon dioxide from the air and from the exchange of gases in plant roots.
地下水也含有溶解了的二氧化碳，这些二氧化碳是从空气和从植物根系的气体交换中获得的。 - Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide
火星的大气层极其稀薄，几乎全部由二氧化碳构成。