carbon dioxide
n.二氧化碳
难易程度:
carbon dioxide为短语/超纲词汇
carbon dioxide
colourless odourless gas formed by the burning of carbon, or breathed out by animals from the lungs 二氧化碳.
carbon dioxide
.carbon di'oxide
n[U]
the gas produced when animals breathe out, when carbon is burned in air, or when animal or vegetable substances decay
n[U]
the gas produced when animals breathe out, when carbon is burned in air, or when animal or vegetable substances decay
1. What we exhale is carbon dioxide.
我们呼出的是二氧化碳。
2. What we exhale is carbon dioxide.
我们呼出的是二氧化碳。
3. This black substance is carbon.
这种黑色物质是碳。
4. Carbon monoxide is a poison.
一氧化碳是有毒气体。
5. For example, Germany has 600 sites that monitor carbon monoxide.
例如，德国就有600个站点监控一氧化碳的排放量。
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我们呼出的是二氧化碳。
2. What we exhale is carbon dioxide.
我们呼出的是二氧化碳。
3. This black substance is carbon.
这种黑色物质是碳。
4. Carbon monoxide is a poison.
一氧化碳是有毒气体。
5. For example, Germany has 600 sites that monitor carbon monoxide.
例如，德国就有600个站点监控一氧化碳的排放量。
更多句子>>>
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