英文關鍵字
animal
attachment
belay
berth
bitt
boarding
boat
bollard
cable
castiron
closeup
coast
country
coverage
dock
fasten
fix
fixed
grass
grazing
harbor
horse
iron
loop
marina
marine
meadow
metal
modem
moor
nautical
object
pawl
pier
port
post
quay
rope
rural
sail
ship
signal
sky
steel
sun
sunshine
tether
tethered
tied
transportation