cyclopyrroloneWiktionary 原文构词拆分cyclo-前缀Circle, circular. · (chemistry) A cyclic compound.+pyrrolone词根/词干词源说明From cyclo- + pyrrolone.释义（英文）名词 NounAny of a family of hypnotic and anxiolytic nonbenzodiazepine drugs with similar pharmacological profiles to the benzodiazepine derivatives.