threshold of sensitivity

例句：

1. 1. The threshold of the new policy is still unclear.
   新政策的临界点仍然不清楚。
2. 2. The company's financial performance has reached a new threshold.
   公司的财务状况已经达到了一个新的临界点。
3. 3. The research team has identified a new threshold for detecting disease outbreaks.
   研究团队已经确定了一种新的疾病爆发检测阈值。