托福詞匯之京滬高鐵
京滬高鐵:Beijing-Shanghai high-speed railway
實名制:real-name system
網上訂票系統(tǒng):online ticket-booking system
打擊黃牛:foil/crack down on scalpers
試運行:trial operation
預檢:preliminary check
緩解交通:ease the transportation strain
大都市:metropolis
