名词
中文翻译：氢碳比
同义词：
['hydrogen to carbon ratio', 'hydrogen-to-carbon ratio']
例句：
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1. Theratio of hydrogen to carbon in the atmosphere is crucial for understanding climate change.
大气中氢与碳的比率对于理解气候变化至关重要。
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2. The ratio of hydrogen to carbon in the atmosphere has been changing over time due to human activities.
由于人类活动，大气中氢与碳的比率一直在变化。
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3.The ratio of hydrogen to carbon in the atmosphere is a key factor in determining the Earth's greenhouse effect.
大气中氢与碳的比率是决定地球温室效应的关键因素。