英文關鍵字
accident
animation
black
boat
cargo
coast
crane
crude
danger
diesel
dirty
disaster
ecology
energy
environment
environmental
fossil
fuel
gasoline
icon
illustration
industrial
industry
leak
leakage
leaking
line
liquid
motion
nature
ocean
oil
outline
petrol
petroleum
pollution
port
river
sea
ship
shipping
slick
spill
tanker
technology
thin
toxic
transport
transportation
vessel
water