英文關鍵字
plants
surrounded
asphalt
grow
urban
areas
predominant
landscape
covered
pavement
roads
buildings
forms
human-made
infrastructure
found
small
pockets
soil
growing
mediums
cracks
planters
side
street
英文關鍵字
plants
surrounded
asphalt
grow
urban
areas
predominant
landscape
covered
pavement
roads
buildings
forms
human-made
infrastructure
found
small
pockets
soil
growing
mediums
cracks
planters
side
street