飓风过后，政府将受灾最严重的地区标记为红色区域。

After the hurricane, the government marked the worst-hit area as a ___red-zone.

球队在进入红区后选择了一次大胆的四档进攻。

The team opted for a bold fourth-down play after entering the ___red-zone.

由于感染人数激增，整个城市被划为高风险区，实施严格的封控措施。

The entire city was declared a ___red-zone after a sharp rise in COVID-19 cases, imposing strict lockdown measures.