英文關鍵字
activity
blue
background
high
isolated
sky
business
equipment
metal
outdoor
growth
orange
transportation
steel
industrial
technology
silhouette
frame
machine
modern
heavy
sunset
concept
architecture
city
construction
estate
house
industry
skyscraper
structure
tall
tower
urban
evening
development
work
project
property
build
engineering
lift
apartment
residence
footage
video
machinery
progress
cranes
lifting