1.船首两舷的弯曲部;纵帆的前缘
2.【航】逆风航行,抢风行驶,贴风行驶
1.【航】抢风行驶;(帆船竞赛)驶出(对方)上风
2.【航】张帆
3.使起重机吊杆起落
1.the front edge of a sail
2.[Navigation]the act of sailing closer into the wind
1.[Navigation]to bring a boat closer in to the wind, or sail too close to the wind, so that the sails flap
2.[Navigation]to flap when a boat is in a position too close to the wind