機器
activity
architecture
big
blue
building
built
business
city
construction
crane
development
engineering
equipment
estate
exterior
high
industrial
industry
iron
isolated
large
lift
lifting
metal
modern
new
orange
outdoor
project
real
red
scenic
silhouette
site
sky
skyscraper
steel
strength
structure
sun
sunset
tall
technology
tower
urban
white
work
working
yellow