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单词 polymer
释义

pol.y.mer
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n [C]
specialized a chemical substance consisting of large MOLECULES (= groups of combined atoms) made from many smaller and simpler molecules
聚合物,聚合体,多聚物
Some polymers occur naturally but many, such as nylon, are artificial.
一些聚合物是天然的,但许多是人造的,如尼龙。
Proteins and DNA are natural polymers.
蛋白质和脱氧核糖核酸都是聚合体。

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更新时间:2025/2/14 21:32:26