英文關鍵字
blurred
british
escalator
escalators
hour
london
metro
motion
people
rush
sign
station
subway
time
train
transport
transportation
travel
tube
underground
urban
英文關鍵字
blurred
british
escalator
escalators
hour
london
metro
motion
people
rush
sign
station
subway
time
train
transport
transportation
travel
tube
underground
urban