They would leave subtle clues in the isotopic composition of the limestone by shifting the ratios of light to heavy carbon and oxygen atoms in its calcium carbonate.
因为如果是那样的话，阳光将会被转换成大量的碳、氧原子保存到石灰岩中的碳酸钙里，而事实却是，岩层的同位素组成（Isotopic composition）中没有留下任何蛛丝马迹。
Geologists have long known that when peridotite is exposed to the air it can react quickly with carbon dioxide to form carbonates like limestone or marble.
地理学家们以前就发现橄榄岩暴露于空气中会很快与二氧化碳反应生成碳酸盐，和石灰岩或大理石的反应一样。
Most water contains some carbon dioxide, making it a weak acid that can eat away at the calcium carbonate in limestone.
大多数水含有一些二氧化碳，使得水显弱酸性，能够侵蚀石灰岩中的碳酸钙。
Most water contains some carbon dioxide making it a weak acid that can eat away at the calcium carbonate in limestone.
大多数水含有一些二氧化碳，使得水显弱酸性，能够侵蚀石灰岩中的碳酸钙。
You bring iron ore from one part of the planet, carbon , limestone, you put it into this reactor and you ship this all over the world.
你得到钢铁从地球的一个地方，还有碳，石灰岩，将它们放入这个反应器，你将它运送到世界各地。
She said: "This technology is based on the chemistry of oil and water and has the special property of transforming carbon dioxide into a limestone-like substance."
她说道：“这想技术基于水和油的化学性质，它们的特殊性质能将二氧化碳转化成石灰石类物质。”
You bring iron ore from one part of the planet, carbon, limestone, you put it into this reactor and you ship this all over the world.
你得到钢铁从地球的一个地方，还有碳，石灰岩，将它们放入这个反应器，你将它运送到世界各地。
You bring iron ore from one part of the planet, carbon, limestone, you put it into this reactor and you ship this all over the world.
你得到钢铁从地球的一个地方，还有碳，石灰岩，将它们放入这个反应器，你将它运送到世界各地。
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