acute zone

例句：

1. 1. The scientist studied theeffects of pollution on the aquaticecosystem in the acute zone.
   科学家研究了污染对水生生态系统在敏感区域的影响。
2. 2. The city's air quality ismonitored in the acute zone to ensure itmeets safety standards.
   该城市的空气质量在敏感区域被监测，以确保其符合安全标准。
3. 3. The research focused on the impact ofclimate change on the ecological balance in theacute zone.
   这项研究专注于气候变化对生态平衡在敏感区域的影响。