“五一”假期临近,旅游市场再次迎来预订热潮。近日,多家在线旅游平台发布“五一”假期出游预测数据。与清明假期相比,“五一”假期更长,旅客出行范围广,国内长途旅行和出境游备受青睐。图源:新华社China's tourism sector is seeing another booking frenzy ahead of the five-day May Day holiday, with long-haul domestic trips and outbound tours being parti...