ozonosphere

例句：

1. 1. The ozone layer is essential for protecting us from harmful ultraviolet radiation.
   臭氧层对我们保护免受有害紫外线辐射至关重要。
2. 2. The ozone layer is depleting due to human activities.
   由于人类活动，臭氧层正在减少。
3. 3. The ozone layer plays a crucial role in regulating the Earth's climate.
   臭氧层在调节地球气候方面起着至关重要的作用。