臭氧

例句：

1. 1. Oxygen is essential for human health.
   氧气对人类健康至关重要。
2. 2. The ozone layer protects us from harmful UV radiation.
   臭氧层保护我们免受有害的紫外线辐射。
3. 3. Inhaling too much ozone can cause respiratory problems.
   吸入过多的臭氧可能会导致呼吸问题。