申論 1英翻中（30 分）Lines snaked around Taipei Main Station on Thursday morning as prospectivepassengers waited for their turn to board the long-anticipated 51-km metro linking TaiwanTaoyuan International Airport to Taipei. Thursday was the first day of the Airport MRT’spublic trial run and passengers were offered free rides. The line will begin full operationson March 2. Outbound travelers can now check their luggage and obtain seatingassignments and boarding passes at the station three hours before their flights’ scheduleddeparture. Travelers are reminded to leave only after they are assured that their luggagehas passed security checks. Otherwise, air carriers, out of flight safety considerations, willnot transport the luggage to the airport.