railway operating revenue

例句：

1. 1.The railway company's operating revenue has increased significantly in the past year.
   过去一年，这家铁路公司的运营收入显著增长。
2. 2. The government is considering increasing the railway operating revenue to support public transportation.
   政府正在考虑增加铁路运营收入以支持公共交通。
3. 3. The railway operator needs to find ways to increase its operating revenue while maintaining safety standards.
   铁路运营商需要找到方法来提高其运营收入，同时保持安全标准。