春運：(passenger)transport during the Spring Festival period
客運量：volume of passenger transport
客運列車：passenger train
客流高峰期：peak time for passenger transport
加開列車：operate/arrange extra trains
開通24小時售票窗口：open 24-hour ticket sales windows
集體預定火車票：group ticket-booking
送票上門：deliver train tickets to the doorsteps
規范售票：regulate ticket sale
打擊票販子：crack down on scalpers
緩解交通壓力：ease the traffic pressure
春節期間客流量最大：The volume of passenger traffic reaches its climax before and after the Spring Festival.
今年春節期間火車票票價不上漲：The train ticket prices will not be raised during the Spring Festival period this year.
大多數乘客是放寒假的大學生和返鄉過年的農民工：Most of the passengers are college students on their winter vacation and migrant workers returning home for Spring Festival.
客流將集中在北京、廣州、重慶、武漢等城市：Passenger flows will be concentrated in Beijing, Guangzhou, Chongqing, Wuhan and some other cities.
