英文關鍵字
anchor
barrel
bay
boat
coast
dock
drilling
edge
energy
engineering
environment
environmental
exploration
fuel
gas
gasoline
harbor
harbour
jetty
lake
marina
mining
moored
nautical
ocean
offshore
oil
petrol
petroleum
pollution
port
power
pump
resource
rig
sail
sailboat
sea
shelf
ship
sunlight
sunset
tied
transportation
vessel
water
wave
well
yacht