双语例句原声例句
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它是一种蛋白质，一种特殊的蛋白质，可以加速化学反应。
It's a protein, a specific kind of protein, one that speeds up chemical reactions.
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催化剂是一种能加速化学反应的物质。
A catalyst is a substance which speeds up a chemical reaction.
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催化剂是可以大大加速化学反应的物质。
Catalysts are materials which greatly speed up chemical reactions.
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Restriction enzymes are just a kind of enzyme, enzymes are protein molecules that make a chemical reaction go faster, and the chemical reaction that restriction enzymes do is cutting DNA.
限制性内切酶是一种酶,而酶是加速化学反应的蛋白质分子,限制性内切酶加速的化学反应,是切割DNA
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