英文關鍵字
activity
apartment
brick
builder
building
business
city
climb
climber
construction
danger
day
elevation
equipment
exterior
extreme
facade
flat
glass
hang
harness
height
high
highrise
home
house
industrial
job
man
mountaineer
multistory
one
orange
outdoors
outside
people
professional
repair
risk
rope
safety
tall
treatment
urban
wall
washer
window
work
worker
working