I injected the stable isotope carbon-13 carbon dioxide gas.

我往他们的袋子中注射了 含有稳定性同位素碳13的二氧化碳。

Heating this chemical compound drives off carbon dioxide gas leaving calcium oxide.

加热这种化合物会驱除二氧化碳气体，留下氧化钙。

She also spoke about the increasing amounts of carbon dioxide gas, CO2, in the earth's atmosphere.

她还谈到了地球大气中二氧化碳气体（CO2）含量的增加。

Heirloom recently collected 30 kilograms of carbon dioxide gas from the air and transported it to Central Concrete.

传家宝碳科技最近从空气中收集了30公斤二氧化碳气体，并将其泵入到中央混凝土。

Ahead of schedule, the concentration of carbon dioxide gas in the Earth's atmosphere has reached 400 parts per million.

比预期超前，地球大气中二氧化碳的浓度达到了 400/100万。

Tiny openings in the epidermis of leaves, called stomata, let in carbon dioxide gas, a key part of photosynthesis.

即叶子表皮上的小孔，称为气孔，可以让二氧化碳气体进入，这是光合作用的关键部分。

Its insides are simple, but it has the ability to do photosynthesis, or turn carbon dioxide gas into sugary food.

它的内部很简单，但它有能力进行光合作用，或将二氧化碳气体转化为含糖食物。

That lets the leaves do their main job: photosynthesizing, or converting carbon dioxide gas into sugars, using energy from the sun.

这让叶子完成了它们的主要工作：光合作用，或利用来自太阳的能量将二氧化碳气体转化为糖。

The Cerrado is also rich in carbon dioxide gas.

塞拉多还富含二氧化碳气体。

In the quiet of night, she crawls from her hiding place toward the carbon dioxide gas and warmth emanating from your body.

在安静的夜晚，它会从藏身的地方悄悄爬出来，朝你所散发的二氧化碳气体和温度的地方移动。

In the aerobic, or oxygen-dependent pathway, the yeast consume some of the sugar and produce carbon dioxide gas, or CO2, and water.

在好氧（氧依赖）途径中，酵母分解部分糖，然后产生二氧化碳气体（Co2），以及水。

All that carbon dioxide gas makes the dough slowly rise and create fluffy loaves of bread.

所有这些二氧化碳气体都会使面团缓慢发酵并形成松软的面包。

Carbon dioxide gas is linked to warming of the Earth's atmosphere. However, critics say Tunisia has been slow to match words with action.

二氧化碳气体与地球大气变暖有关。然而，批评人士说，突尼斯在言行一致方面行动迟缓。

Another awesome innovation involves turning the carbon dioxide gas into a common household item -- baking soda!

另一项了不起的创新是将二氧化碳气体转化为常见的家居用品— —小苏打！

So when yeasts digest the sugars in flour, they make bubbles of carbon dioxide gas, which make bread dough rise.

因此，当酵母消化面粉中的糖分时， 它们会产生二氧化碳气泡，从而使面团膨胀。

The two leaders likened the Amazon to the lungs of the planet. They noted how the rainforest takes in carbon dioxide gas and creates oxygen.

两位领导人将亚马逊比作" 地球之肺" 。他们特别提到了亚马逊雨林如何吸收二氧化碳并产生氧气。

Why can you even dissolve so much sugar in a can of soda and what about all that carbon dioxide gas?

为什么你甚至可以在一罐苏打水中溶解这么多的糖， 那么所有的二氧化碳气体呢？

The amount of carbon dioxide gas in our atmosphere is steadily climbing, and it’s one of the big players responsible for climate change.

我们大气中的二氧化碳气体量正在稳步攀升，它是造成气候变化的主要参与者之一。

For one thing, plant cells contain chloroplasts, which are organelles that convert carbon dioxide gas from the air into sugars using energy from the Sun — AKA, photosynthesis.

首先，植物细胞含有叶绿体，叶绿体是利用来自太阳的能量将空气中的二氧化碳气体转化为糖的细胞器，也就是光合作用。

A firm called Carbon Clean Solutions is currently working with a chemical plant in India to strip carbon dioxide gas from the plant's flue gas.

一家名为 Carbon Clean Solutions 的公司目前正在与印度的一家化工厂合作，从该工厂的烟道气中去除二氧化碳气体。