英文關鍵字
activity
architecture
big
blue
building
business
construction
crane
development
engineering
equipment
high
hook
industrial
industry
machine
metal
moving
rotating
site
sky
steel
structure
tall
tower
urban
work
yellow
英文關鍵字
activity
architecture
big
blue
building
business
construction
crane
development
engineering
equipment
high
hook
industrial
industry
machine
metal
moving
rotating
site
sky
steel
structure
tall
tower
urban
work
yellow