英文關鍵字
aerial
architecture
building
business
city
clean
cleaner
cleaners
construction
crane
danger
dangerous
design
dirty
downtown
employee
equipment
extreme
facade
geometry
glass
hazard
hazardous
height
high
hochimin
job
labor
lift
man
manually
modern
order
personnel
rope
safety
silhouette
skyscraper
spiderman
structure
tall
tools
wall
wash
washing
window
work
worker
workplace