Escalators are important in department stores.
Schlüsselwörter
escalator,
piano,
stair,
business,
staircase,
step,
interior,
architecture,
up,
building,
stair,
keyboard,
music,
staircase,
city,
urban,
transport,
key,
transportation,
station,
train,
glasses,
mall,
elevator,
metal
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