名词中文翻译
中文翻译：上层大气
同义词：
['atmosphere', 'upper air', 'stratosphere']
例句：
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1. The scientists are studying the upper atmosphere for signs of life.
科学家们正在研究上层大气寻找生命的迹象。
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2. The weather forecaster warned that the upper atmosphere was becoming more turbulent.
天气预报员警告说，上层大气变得越来越湍流。
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3. The astronauts observed the upper atmosphere from their spacecraft.
宇航员从他们的宇宙飞船上观察了上层大气。