borobutane

例句：

1. 1. The petroleum industry uses butane as a solvent for refining crude oil.
   石油工业使用丁烷作为原油精炼的溶剂。
2. 2.Ethane is a colorless gas that can be used in the production of plastics and other chemicals.
   乙烷是一种无色气体，可用于生产塑料和其他化学品。
3. 3.Butane is a hydrocarbon compound with a boiling point of around 38°C at atmospheric pressure.
   丁烷是一种沸点约在38°C的碳氢化合物。