求翻译：研究与生物系统发生作用的外部系统(定义为化学物质组)，从而可以找出与特定的生物学响应(功效)相关的有效化学物质组(化学信息网络)。是什么意思？

Study on the external system and the role of biological system (defined as chemical groups), so you can find specific biological response (efficacy) related to the effective group of chemical substances (chemical information network).