joint air-bus service

例句：

1. 1.The airline has launched a joint air-bus service to connect major cities.
   该航空公司推出了一项联合航空服务，连接主要城市。
2. 2.This joint air-bus service is expected to reduce travel time and improve efficiency.
   这项联合航空服务预计将缩短旅行时间并提高效率。
3. 3.The joint air-bus service will be operated by two airlines, providing passengers with more choices.
   这项联合航空服务将由两家航空公司运营，为乘客提供更多选择。