Going down escalator, 下りエスカレーター
Palabras clave
escalator,
tunnel,
underground,
station,
train,
underground,
staircase,
train,
station,
campus,
urban,
architecture,
transportation,
travel,
airfield,
city,
move,
up,
steel,
building,
motion,
transport,
move,
descend,
descend,
subterranean,
move
