英文關鍵字
border
bore
bristol
britain
channel
chopping
coming
container
current
england
estuary
fast
flow
ocean
range
sea
severn
ship
shipping
somerset
tidal
tide
turbulence
英文關鍵字
border
bore
bristol
britain
channel
chopping
coming
container
current
england
estuary
fast
flow
ocean
range
sea
severn
ship
shipping
somerset
tidal
tide
turbulence