Vertaling efficient van Engels naar Nederlands

inefficient - coefficient

glass-blowing pipe - be embarrassed - surety - unsettled - turn over the pages - update - cod-liver oil - singing exercise - refuse-dump - beat against the wind - behind someones back - weight - be going down hill - therefore - battering-ram - poultry farmer - firewood - fatherhood - renewal of a debt - clasp-fastening - soundboard - varying - dinner-tray - sneak up to - being inclined to