door-to-door /ˌdortəˈdor, ˌdɔrtəˈdɔr/
  (a.)挨戶訪問的,按戶送達的(ad.)挨戶訪問地,按戶送達地
  door-to-door
       adj 1: of e.g. journeys or deliveries; "the limousine offers
              door-to-door service"
       2: omitting no one; from the door of one house to that of the
          next; "a door-to-door campaign"; "house-to-house coverage"
          [syn: house-to-house]