These bacteria actually combine the hydrogen sulfide with the carbon dioxide and this chemical reaction is what produces organic material which is the food for larger organisms.
这些细菌实际上就是硫化氢和二氧化碳的结合体，而这种化学反应产生的有机物质是更大的有机体的食物。
As we said, these hydrothermal vents are releasing into the ocean depth this intensely hot water that contains a chemical called hydrogen sulfide, and also a gas, carbon dioxide.
正如我们所说，这些热液喷口正在向海洋深处释放这种强热的水，含有一种叫做硫化氢的化学物质，和一种气体，二氧化碳。
They have these special organs that collect the hydrogen sulfide and carbon dioxide and then transfer it to another organ, where billions of bacteria live.
他们有这些特殊的器官来收集硫化氢和二氧化碳，然后把它们转移到另一个器官，那里有数十亿的细菌。
This would involve using sulphur or hydrogen sulphide aerosols so that sulphur dioxide would form clouds, which would, in turn, lead to global dimming.
这包括使用硫或硫化氢气溶胶，使二氧化硫形成云层，进而导致全球变暗。
If as in the prototype, water and/or carbon dioxide are pumped into the vessel, the ceria will rapidly strip the oxygen from them as it cools, creating hydrogen and/or carbon monoxide.
如果以原型中的工作来讲，二氧化碳或者水被注入到容腔中，随着它被降温的过程中二氧化铈会迅速地夺取他们中的氧，从而制造出氢气或者一氧化碳。
Better still, the coal can be reacted with water to produce a mixture of CO2 and hydrogen in which the carbon dioxide is much more concentrated than in normal flue gas, so it is easier to scrub out.
更好的方法是使煤和水发生反应，产生一种二氧化碳和氢气的混合物。在这种混合物中二氧化碳含量比一般电厂废气中的更高，所以更容易分离。
The mice's consumption of oxygen and production of carbon dioxide dropped ten minutes after they began inhaling hydrogen sulphide and remained extremely low as long as the gas was administered.
吸入硫化氢10分钟后，小白鼠的氧气吸入量和二氧化碳呼出量都降至极低，而且只要继续供给硫化氢，小白鼠的生命体征就保持在这个状态。
When carbon dioxide dissolves in seawater, the concentration of hydrogen ions increases, making it more acidic.
当二氧化碳在海水中溶解，氢离子浓度会增加，使海水变得更酸。
Project Goals: Develop genetically modified bacteria that use carbon dioxide, oxygen and hydrogen to produce butanol.
项目目标：开发利用二氧化碳、氧气和氢气合成丁醇的基因工程菌；
When you burn a hydrocarbon fuel such as oil, its hydrogen and carbon atoms combine with oxygen from the atmosphere to create water and carbon dioxide.
当你在烧氢类燃料(如石油)时，燃料中的氢原子和碳原子与空气中的氧结合反应，生成了二氧化碳和水。
Project Goals: Develop a combined microbial and electrochemical catalytic system that converts hydrogen and carbon dioxide into butanol, and find a chemical method to convert butanol into jet fuel.
项目目标：将微生物与电化学催化系统结合起来，利用氢气和二氧化碳生产丁醇，再利用化学方法将丁醇转化为航空燃料。
In it, electrodes generate chemical reactions that cleanse the bowl and turn organic waste into carbon dioxide and hydrogen that can be stored in a fuel cell for use at night.
在系统里，电极产生化学反应，清洁厕盆并将有机废物转化成二氧化碳和氢，储存在燃料电池里，供马桶夜间使用。
Life generates methane, ammonia, oxygen, hydrogen, carbon dioxide, and many other gases.
生命生产出甲烷、氨气、氧气、氢气、二氧化碳以及其他气体。
Using sunlight to ship electrons, they split water molecules and combine the resulting hydrogen with carbon dioxide extracted from the air.
在阳光的作用下，叶绿素将水分子拆分，并得到电子和氢离子，后者又与从空气中提取的二氧化碳结合到一起。
Some of this carbon dioxide is absorbed by ocean water, altering the proportion of hydrogen and carbonate ions, and making the water more acidic.
一些二氧化碳会被海水吸收，改变海水中氢和碳酸盐离子的比例，使得海水酸化。
Another possibility that the Royal Society's writers consider is recycling carbon dioxide from the atmosphere into fuel, by reacting it with hydrogen.
皇家学会撰稿人认为另一个可能性就是重新利用大气中的二氧化碳，通过和氧气的反应将其转化成燃料。
Standing in the supermarket aisle, there’s no way you can tell whether a can is swollen because of hydrogen or carbon dioxide gas, but that shouldn’t really matter.
站在超市的走道上，我们没有办法辨别罐头膨胀是由于氢气还是二氧化碳，但也没关系。 假如食品已经变质，告诉商店的经理，然后选择一罐好的就可以了。
The reaction, which requires a catalyst, turns the methanol and water into protons and electrons (in other words, dissociated hydrogen atoms) and carbon dioxide.
这种反应，需要催化剂，将甲醇和水变成质子和电子（换句话说，就是游离的氢原子）以及二氧化碳。
The majority of people who die in fires don’t die from burns, but rather they suffocate due to the lack of oxygen and inhale toxic gases such as carbon monoxide, carbon dioxide and hydrogen cyanide.
火灾中大部分人不是被烧死的，而是因缺少氧气窒息而死或是吸入如一氧化碳、二氧化碳、氯化氢等有毒气体而被毒死的。
The majority of people who die in fires don't die from burns, but rather they suffocate due to the lack of oxygen and inhale toxic gases such as carbon monoxide, carbon dioxide and hydrogen cyanide.
火灾中大部分人不是被烧死的，而是因缺少氧气窒息而死或是吸入如一氧化碳、二氧化碳、氯化氢等有毒气体而被毒死的。
FutureGen would be a near zero-emissions plant that converted coal into hydrogen, to power electric turbines, and carbon dioxide, to be pumped underground.
“未来发电”计划将实现建设接近零排放的电厂，在这里将煤转化为氢，再转换到涡轮发电并且产生二氧化碳，将二氧化碳封存在地下。
While fuel cell or electric vehicles emit no carbon dioxide themselves, CO2 is produced when hydrogen or electricity is produced from fossil fuels.
虽然燃料电池和电动汽车本身不会释放二氧化碳，但使用化石燃料生产氢气或电能依旧会产生二氧化碳。
Methane-producing archaea (methanogens) are a type of chemolithotroph that can use carbon dioxide and hydrogen to make methane without ever seeing the sun.
产甲烷古菌（methanogens）是一种化能自养生物，它能利用二氧化碳和氢合成甲烷，而不需要太阳参与。
The cheapest option could be to use giant mid-air refuelling aircraft, such as the US air force's KC-10 Extender, filled with sulphur dioxide or hydrogen sulphide gas.
最便宜的方案是使用巨型空中加油飞机——例如美国空军的KC-10“补充者”空中加油机（KC-10Extender），装满二氧化硫和硫化氢气体。
Harris points out that around 95 per cent of the world's hydrogen is already sourced from natural gas, using fossil fuel reformers that react methane with steam to produce hydrogen and carbon dioxide.
Harris指出，世界上几乎95%的氢是由天然气生产的，其方法是使甲烷与水蒸气在化石燃料转换器中发生反应生成氢和二氧化碳。
349 to extract butanol from carbon dioxide, oxygen and hydrogen.
利用二氧化碳、氧气和氢气合成丁醇：3,977,349美元。
349 to extract butanol from carbon dioxide, oxygen and hydrogen.
利用二氧化碳、氧气和氢气合成丁醇：3,977,349美元。
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