英文關鍵字
adult
bricks
broken
building
construction
idea
industry
man
materials
men
near
object
occupation
one
outdoor
people
phone
picture
professional
protection
safety
skill
smart
tablet
take
talking
the
tools
track
uniform
using
wooden
work
worker
英文關鍵字
adult
bricks
broken
building
construction
idea
industry
man
materials
men
near
object
occupation
one
outdoor
people
phone
picture
professional
protection
safety
skill
smart
tablet
take
talking
the
tools
track
uniform
using
wooden
work
worker