anti-epidemic measures in a focus

例句：

1. 1. To prevent the spread of the virus, strict anti-epidemic measures have been implemented in the city.
   为了防止病毒传播，该市已经实施了严格的防疫措施。
2. 2. The government has announced new anti-epidemic measures to combat the pandemic.
   政府宣布了新的防疫措施来对抗疫情。
3. 3. The health authorities are closely monitoring the situation and implementing anti-epidemic measures as needed.
   卫生当局正在密切监测情况，并根据需要实施防疫措施。