单词：hydrofoils
音标：[ˈhaɪdrəˌfɔɪlz] ；
n. 水翼( hydrofoil的复数形式 ); 水上飞机
n. 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
n. a speedboat that is equipped with winglike structures that lift it so that it skims the water at high speeds
n. a speedboat that is equipped with winglike structures that lift it so that it skims the water at high speeds