happy engineers
Schlüsselwörter
engineer,
technician,
contractor,
happy,
individual,
craftsman,
smile,
apprentice,
blue,
chief,
collar,
equipment,
face,
fun,
glad,
goggles,
happiness,
hard hat,
helmet,
industry,
junior,
labor,
laugh,
machine,
male,
master,
plumber,
protection,
safety,
senior,
student,
teacher,
tool,
tube,
valva,
white,
working man,
wrench
Deutsch
