Last time we talked about photosynthesis, the process by which plants use light to convert carbon dioxide and water into food.
上次我们讨论了光合作用，即植物利用光将二氧化碳和水转化为食物的过程。
The final products were carbon dioxide and water.
最终产物是水和二氧化碳。
Photosynthesis creates plant matter out of carbon dioxide and water.
光合作用把二氧化碳和水转化成植物生长所需物质。
Because fat is burned to carbon dioxide and water, not lactic acid is formed.
由于脂肪的燃烧后生成的是二氧化碳和水，因此不会有乳酸的形成。
In the latter one, oxygen reacts with the compounds to form carbon dioxide and water.
对于第二个反应，氧与氧化物反应形成二氧化碳和水。
Compound m is a gaseous hydrocarbon and on combustion yields carbon dioxide and water.
化合物m是一种气态的烃，燃烧时生成二氧化碳和水。
Both of these are fuels (they burn in air to form carbon dioxide and water, respectively).
这两种产物都是燃料，燃烧之后产物分别是二氧化碳和水。
Microbes can decompose dung and urine into fertilizer and produce carbon dioxide and water.
微生物把粪便分解成肥料、二氧化碳和水。
When a hydrocarbon is burned, these bonds break apart in order to form carbon dioxide and water.
当碳氢化合物燃烧时，该键被破坏以生成二氧化碳和水。
The products of the reaction, when TMA is exposed to air or water, are aluminum oxide, carbon dioxide and water.
TMA暴露在空气或水中后的生成物是氧化铝、二氧化碳和水。
Without the greenhouse gases carbon dioxide and water vapor to trap heat, for example, Earth would be frozen solid.
如果没有温室效应释放二氧化碳和水蒸气以起到保温作用，地球就会凝结成固体。
They hope to learn how quickly the carbon dioxide and water mixture reacts with the basalt rock to form calcium carbonate.
他们希望了解二氧化碳水溶液与玄武岩产生化学反应形成碳酸钙的速度有多快。
Therefore, the intermediate product is phthalic acid and final products are phthalic anhydride, carbon dioxide and water.
因此反应的中间产物为邻苯二甲酸，终产物为邻苯二甲酸酐、二氧化碳和水。
Stable production is guaranteed throughout the year by controlling lighting, temperature, humidity, carbon dioxide and water.
通过控制照明、温度、湿度、二氧化碳和水，可以保证全年产量的稳定。
Worse, carbon dioxide and water vapor (the two main greenhouse gases) absorb and scatter differently at different wavelengths.
更麻烦的是，二氧化碳和水蒸气（两种主要的温室气体）对不同波长的辐射有不同的吸收率和散射率。
The lung is one of most important parts of our bodies. It furnish our blood with oxygen and get rid of carbon dioxide and water.
肺是我们身体中一个重要的器官，它将氧气输入到血液里，同时排除二氧化碳和水。
In this process, carbon dioxide and water in the presence of chlorophyll (the green pigment) and light energy are changed into glucose (a sugar).
在这个过程中，光能和叶绿素(绿色的色素)中的二氧化碳和水被转化成葡萄糖(一种糖类)。
Researchers have used sunlight to convert carbon dioxide and water vapour into a range of fuels faster than ever before, thanks to a nanotube catalyst.
有研究者已利用一种纳米管催化剂，在光的作用下，把二氧化碳和水蒸汽转化为一系列的燃料，转化的速度比以往加快。
But with the new nanotube devices, the Chambers would have to be replenished with carbon dioxide and water from time to time to keep the reaction going.
但是对于这个新的纳米管装置，需要不断向仪器内通入二氧化碳和水来维持反应的继续。
And analyzed the temperature and wind speed and water vapor, and investigate the temperature and the relationship between carbon dioxide and water vapor.
并分析了温度与风速和水汽的关系，探讨了温度与二氧化碳和水汽的关系。
Human-caused increases in atmospheric methane, which oxidizes into carbon dioxide and water vapor, could be providing more water for ice in the stratosphere.
人为增加大气中的甲烷，其氧化为二氧化碳和水汽后，能为平流层的冰提供更多的水份。
The catalyst has high catalytic oxidation activity to formaldehyde, and can completely oxidize the formaldehyde into carbon dioxide and water at room temperature.
本发明的催化 剂对于甲醛具有高的催化氧化活性，能够在室温下将甲醛完全氧化为为二氧化碳和水。
PLA has excellent biocompatibility, biodegradability, and the ultimate degradated products are carbon dioxide and water, which have no pollution to the environment.
PLA具有优良的生物相容性、生物可降解性，最终降解产物是二氧化碳和水，不会对环境造成污染。
Moreover, due to the products (oxygen-containing compounds) is active than the raw material (alkane), the deep oxidation to carbon dioxide and water easily occurred.
此外，产物比原料更活泼，很容易发生过度氧化，生成二氧化碳和水等副产物。
Take the theory of photosynthesis, which holds that the growth of all vegetation, and consequently of animals, depends on the action of the sun on carbon dioxide and water.
拿“光合作用”理论来说，这个理论认为所有植物成长、进而乃至动物，都依赖于太阳对二氧化碳和水的作用。
Take the theory of photosynthesis, which holds that the growth of all vegetation, and consequently of animals, depends on the action of the sun on carbon dioxide and water.
拿拿“光合作用”理论来说，这个理论认为所有植物成长、进而乃至动物，都依赖于太阳对二氧化碳和水的作用。
Plant productivity is a measure of the rate of the photosynthesis process that green plants use to convert solar energy, carbon dioxide and water to sugar, oxygen and eventually plant tissue.
植物生产力是衡量光合作用过程速率的一种方法，绿色植物利用这一过程将太阳能，二氧化碳和水转换成糖，氧气，最终成为植物组织。
Plant productivity is a measure of the rate of the photosynthesis process that green plants use to convert solar energy, carbon dioxide and water to sugar, oxygen and eventually plant tissue.
植物生产力是衡量光合作用过程速率的一种方法，绿色植物利用这一过程将太阳能，二氧化碳和水转换成糖，氧气，最终成为植物组织。
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