Aromatic rings can be joined at a pair of adjacent carbons to yield compounds such as naphthalene, anthracene and chrysene.

芳环能在一对相邻碳上结合，生成萘、葸和等化合物。

youdao

Aromatic rings can be joined at a pair of adjacent carbons to yield compounds such as naphthalene, anthracene and chrysene.

芳环能在一对相邻碳上结合，生成萘、葸和等化合物。

youdao