Among of them, indoles and pyrazoles are of great importance and they are also hotspots that organic chemists are researching.
吲哚和吡唑
含氮有机杂环化合物的两大类型，它们也有机化学家研究的热点问题。
）Among of them, indoles and pyrazoles are of great importance and they are also hotspots that organic chemists are researching.
吲哚和吡唑含氮有机杂环化合物的两大类型，它们也有机化学家研究的热点问题。
声明：以上例句、词性分类均由互联
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