heterocycle
🇬🇧/ˌhetərəʊˈsaɪkəl/ 🇺🇸/ˈhetəroʊsaɪkl/a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon.
noun [专属名词][化学] 杂环；杂环核
It represents an example of a heterocycle being formed as transient species.
它仍然是在反应中生成过渡状态的杂环的实例.
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