active case-finding

例句：

1. 1. The city's health department is actively case-finding to identify new outbreaks.
   该市卫生部门正在积极进行案例发现，以识别新的疫情爆发。
2. 2. The company is committed to active case-finding to prevent fraud in its supply chain.
   该公司致力于积极案例发现，以防止其供应链中的欺诈行为。
3. 3. The research team is conducting active case-finding to gather data on the effectiveness of thenew treatment.
   研究团队正在进行积极案例发现，以收集有关新治疗有效性的数据。