tonnage

• 按船舶吨位计算的税或费用，尤指对进入美国港口的船舶征收的吨税；也指船舶的总吨位或吨位量，以及按吨位计算的运费或货物重量。

A tax levied on ships entering the United States, calculated based on the ship's tonnage.

不可数

1. Tax on shipsC1formalamerican

   A fee or duty levied on a vessel based on its cargo capacity, often applied when entering a port.

   船舶吨税

   • The ship had to pay a substantial tonnage fee before docking.
   • Port authorities calculate tonnage based on the vessel's registered capacity.
   • New regulations increased the tonnage for commercial ships entering the harbor.

   同义词tonnage duty

2. Weight or capacityB2formal

   The total weight or carrying capacity of a ship, measured in tons.

   吨位

   • The cargo ship has a tonnage of over 50,000 tons.
   • Engineers calculated the tonnage of the bridge's support structure.
   • The port can handle vessels of any tonnage.

   同义词burdencapacitydisplacement