1. The extraction of pittite has caused environmental concerns due to its contribution to air pollution.
挖掘pittite引发了环境担忧，因为它会导致空气污染。
2. Scientists are studying the composition and properties of pittite as a potential alternative energy source.
科学家们正在研究pittite的组成和性质，作为一种可能的替代能源。
扩展释义
A fossil fuel that contains solid hydrocarbons and mineral content, formed from the remains of ancient plants and microorganisms, and typically found in rock layers beneath the Earth's surface.