escalator
US /ˈes.kə.leɪ.t̬ɚ/
UK /ˈes.kə.leɪ.t̬ɚ/
1.
a moving staircase consisting of a circulating belt of steps driven by a motor, which conveys people between the floors of a public building.
:
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Take the escalator to the second floor.
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The mall has several escalators for easy access.