英语翻译After aircraft arrival and deboarding passengers walk th

英语翻译
After aircraft arrival and deboarding passengers walk through the piers and lounge areas in the direction of the immigration.就是在这句话里面,还有这个Hereafter passengers have to pass immigration to get into the lounge and pier areas.不知道指的是机场的什么位置?

这里的immigration都是在出入境时才有的,在机场里就是检查证件（护照、签证、机票、登机牌）等的柜台或窗口
After aircraft arrival and deboarding passengers walk through the piers and lounge areas in the direction of the immigration.
飞机到达时下机的旅客经过登机廊和行李区,朝着证件检查口方向走（这是指下飞机）
Hereafter passengers have to pass immigration to get into the lounge and pier areas.
此后旅客必须通过证件检查口才能到达行李区和登机廊（这是指上飞机）