luff
n.（名词）
Nautical
【航海】
The act of sailing closer into the wind.
抢风行驶：向风里驶得更近的行动
The forward side of a fore-and-aft sail.
纵帆前缘：纵帆的前面部分
Archaic The fullest part of the bow of a ship.
【古语】 （古）船首弯曲的部分
v.（动词）
luffed,luff.ing,luffs
v.intr.Nautical （不及物动词）【航海】
To steer a sailing vessel closer into the wind, especially with the sails flapping.
抢风驶帆：把船航向更接近风里，尤指船帆同时张开
To flap while losing wind. Used of a sail.
无风张帆：无风时张帆。用于航海
v.tr.（及物动词）
Nautical To sail (a vessel, such as a yacht) closer into the wind during a race so as to prevent an opponent`s craft from passing on the windward side.
【航海】 抢到对手的上风那一边：在赛艇时把（船只，比如游艇）驶向上风方向以避免对手的船驶到顺风边上
To raise or lower (the boom of a crane or derrick).
升降：使起重机的吊臂上升或下降
来源：
Middle English lof [spar holding out the windward tack of a square sail]
中古英语 lof [阻止横帆顺风抢风行驶的桅杆]
from Old French
源自 古法语
[probably of Germanic origin]
[可能源于日耳曼语]
