英文關鍵字
adult
and
bridge
coffee
drink
hard
hat
helmet
industry
man
men
occupation
one
people
production
professional
protection
safety
site
skill
smartphone
talking
the
under
uniform
vest
work
worker
英文關鍵字
adult
and
bridge
coffee
drink
hard
hat
helmet
industry
man
men
occupation
one
people
production
professional
protection
safety
site
skill
smartphone
talking
the
under
uniform
vest
work
worker