英文關鍵字
america
architecture
ben
benjamin
boy
bridge
brother
camden
city
cityscape
construction
daughter
day
delaware
embankment
family
franklin
girl
iron
jersey
landmark
mother
outdoors
philadelphia
philly
railing
river
sister
sky
skyline
skyscraper
states
steel
structure
suspension
tower
traffic
travel
tree
two
united
urban
us
usa
vehicle
walking
water
waterfront
woman