I pushed through the crowds and on to the escalator.我挤出人群，踏上了自动扶梯。I don't like escalator — I'll climb the stairs.我不喜欢自动扶梯,我要爬楼梯.You can ride the escalator up but have to descend on foot.你可以搭电梯上去,但要自己走下来....
You can ride the escalator up but have to descend on foot.你可以搭电梯上去,但要自己走下来.I pushed through the crowds and on to the escalator.我挤出人群，踏上了自动扶梯。Appointed mechanical engineering for drive, skirting , cover design and escalat...