英文關鍵字
board
boat
border
bridge
captain
cargo
coast
coastguard
cokpit
command
computer
container
containership
contrail
control
course
cruise
display
doppler
equipment
export
frigate
frontier
guard
harbour
instrument
learn
maneuver
maneuvering
manoeuvre
marine
maritime
measure
nautical
naval
navigation
ocean
panel
radar
sailors
screen
sea
ship
simulator
system
technology
training
vessel
warship
yacht