推进燃料

例句：

1. 1.The company is promoting a new product line to attract more customers.
   公司正在推广新产品线以吸引更多客户。
2. 2. The teacher promotes the importance of reading every day in class.
   老师在课堂上每天强调阅读的重要性。
3. 3.The government is promoting renewable energy sources to reduce carbon emissions.
   政府正在推广可再生能源，以减少碳排放。