英文關鍵字
abandoned
away
beach
closeup
coast
coastline
contamination
danger
discarded
ecological
ecology
environment
garbage
global
green
irresponsibility
junk
landscape
litter
marine
material
motion
nature
nobody
object
ocean
outdoors
people
pink
problem
purple
recyclable
reflection
resource
rubbish
sand
sandy
seaboard
seascape
seaside
shoreline
single
sunset
symbol
thrown
tide
transparent
trash
used
waste
water