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(单词翻译)
it's the fluorine atoms that give teflon its slipperiness, fluorine atoms are physically1 bigger than hydrogen atoms, it's large size makes them h* around teh central carbon chains in a much tighter formation, its tight formation works like a kind of chemial armor, protecting the carbon atoms which inturn hold molecule2 together, it's chemical team work between carbon and fluorine makes teflon extremely chemically stable, and its chemical stability that makes teflon thus slippery, foreign substance like frying egg can find no chemical foothold on the fluorine armor, so they simply slide away.
收听单词发音
1
physically
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| adj.物质上,体格上,身体上,按自然规律 | |
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2
molecule
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| n.分子,克分子 | |
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