por·tage /ˈportɪʤ, ˈpɔr, ||pɔrˈtɑʒ/
  水陸聯運,搬運(vt.)(vi.)水陸聯運
  Port·age n.  Naut. (a) A sailor's wages when in port. (b) The amount of a sailor's wages for a voyage.
  Port·age, n.  A porthole. [Obs.]
  Por·tage n.
  1. The act of carrying or transporting.
  2. The price of carriage; porterage.
  3. Capacity for carrying; tonnage. [Obs.]
  4. A carry between navigable waters. See 3d Carry.
  Por·tage v. t. & i. To carry (goods, boats, etc.) overland between navigable waters.
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  portage
       n 1: the cost of carrying or transporting
       2: overland track between navigable waterways
       3: carrying boats and supplies overland