hydrofoil

• 指安装在船体下方、能在高速航行时将船体抬离水面的翼状装置，也指装有这种装置的水翼船。

A noun referring to a wing-like structure attached to the hull of a boat that lifts it out of the water at speed, or a vessel equipped with such a device.

1. Lifting deviceC1formaltechnical

   A flat or curved structure attached to a boat's hull that lifts it out of the water at speed, reducing drag.

   水翼

   • The hydrofoil design allows the vessel to glide smoothly over waves.
   • Engineers tested the new hydrofoil in a controlled water channel.
   • The boat's hydrofoil system significantly improved its fuel efficiency.

   同义词foil

2. High-speed vesselB2formaltechnical

   A type of boat or ship that uses wing-like structures to rise above the water surface, enabling fast travel.

   水翼船

   • The hydrofoil ferried passengers across the channel in under an hour.
   • We took a hydrofoil from the island to the mainland.
   • Modern hydrofoils are used for both military and commercial purposes.