Você sabe dizer "esteira" em inglês? Não tenha pressa para responder porque há mais de uma alternativa. Confira as opções abaixo para não se confundir.

TREADMILL
An exercise apparatus consisting of a continuous moving belt on which a person can walk or jog while remaining in one place. [esteira (para exercícios físicos)]

CONVEYOR BELT
A mechanical device consisting of a continous moving belt that transports packages or materials from one place to another. [esteira (utilizada geralmente em fábricas)]

CAROUSEL
A circular conveyor belt, especially one at an airport displaying baggage for arriving passengers to pick up. [esteira de bagagem]

MOVING WALKWAY
A slow-speed conveyor belt for transporting people; also called moving sidewalk, travelator, peoplemover, moving pavement e.g. Airports are smart to install moving walkways. [esteira (para transporte de pessoas)]

WAKE
a) The track left in water by a vessel or any other body moving through it [esteira (rasto espumante que deixa a embarcação na água ao se deslocar)]
b) The aftermath or aftereffects of a dramatic event or powerful thing, e.g. The bomb left destruction in its wake. [rasto, rastro, trilha, sinal, vestígio]

MAT / BEACH MAT
A thick piece of material placed on the floor and used as protection from dirt or as a decorative rug. [esteira de praia]