methane phone

例句：

1. 1. Methane is a colorless, odorless gas that is used in natural gas.
   甲烷是一种无色无味的气体，用于天然气。
2. 2. The discovery of methane in the Arctic Ocean has sparked interest in its potential as a renewable energy source.
   北极海域发现甲烷引发了对作为可再生能源潜力的兴趣。
3. 3. Methane is a potent greenhouse gas that contributes to climate change.
   甲烷是一种强烈的温室气体，加剧了气候变化。