A hydrofoil is a boat which can travel partly out of the water on a pair of flat parts like wings. You can also refer to the flat parts as hydrofoils .
英漢詞典釋義
n.
水翼
antisubmarine hydrofoil反潛水翼艇
英英詞典釋義
Noun
1. a device consisting of a flat or curved piece (as a metal plate) so that its surface reacts to the water it is passing through;
"the fins of a fish act as hydrofoils"
2. a speedboat that is equipped with hydrofoils that lift it so that it skims the water at high speeds;
"the museum houses a replica of the jet hydroplane that broke the record"