英文關鍵字
area
bird
boat
bourock
building
coast
construction
crane
debris
dig
drive
float
fly
ground
gull
heap
helsinki
levee
macadam
mew
moorage
motion
outdoor
outside
pile
place
ride
sail
sand
sea
ship
shore
site
stone
transport
truck
unearth
vehicle
vessel
water
wave
work