英英释义
Noun- (chemistry) a relatively long chain of atoms in a molecule
例句
用作名词(n.)- Polymers consist of long molecular chains of covalently bonded atoms.高聚物都是由共价链联接原子而形成的长链分子所组成。
- The long polymers, in contrast, are generally poor conductors in their pure state.相比之下，单纯的长链聚合物通常是很差的导体。
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