back-up surveillance
常见例句
- Integrated disease surveillance is the smart approach but, with dengue, you cannot simply “piggy-back” on systems set up for other mosquito-borne diseases, like malaria.
进行综合疾病监测是聪明的做法，但对于登革热来说，不可能简单地由为疟疾等其它蚊子传播疾病设立的系统来“背负”对该疾病的监测工作。 返回 back-up surveillance