英文關鍵字
abandoned
broken
compressed
construction
crushed
damaged
dirty
disposal
dump
environmental
factory
garbage
grungy
heap
industrial
industry
junk
machine
manufacturing
messy
metal
old
pollution
process
processing
recovery
recycle
recycling
resource
reuse
rusty
shiny
stack
steel
stockpile
storage
texture
textured
trash
treatment
utilize
waste