Informal: a benzodiazepine; a sedative or anxiolytic drug.

• Colloquial shortening used in medical and drug contexts.

口语：苯二氮䓬类药物的简称；镇静或抗焦虑药。

• 常见于医学语境及药物俚语。

Combining form in chemical names indicating a benzene-fused ring.

• Especially denotes a heterocycle fused to benzene.

化学命名用语：表示与苯环稠合的环系。

• 尤指与苯稠合的杂环。

Chemistry: a divalent radical C6H4 from benzene by loss of two adjacent hydrogens.

• Sometimes used loosely in place of the phenyl group.

化学：由苯环去除相邻两氢得到的二价基团 C6H4。

• 有时宽泛地代指苯基。