Englishfor English speakers
carbon
Noun
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The chemical element (symbol C) with an atomic number of 6.
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A piece of carbon paper.
Make sure the carbon is facing the second sheet of paper, before rolling it into the typewriter.
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A carbon copy.
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A fossil fuel that is made of impure carbon, such as coal or charcoal.
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, when talking about global warming and climate change.
dioxide
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noun
an oxide containing two atoms of oxygen in the molecule
sink
Verb
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If something sinks, it goes down, usually into water.
During the storm, two ships sank.
When he heard the news of the accident, his heart sank.
Stock prices sank 10% on the news of the loss.
She sank her teeth into the meat.
sink
Noun
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A sink is a container for water to wash things in, usually with a drain.
The kitchen sink was always full of dirty dishes.
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A sink is a device that removes heat or energy.
A liquid heat sink was developed for cooling electronic circuit.