noun🔗Share前缘，帆的迎风边。 The vertical edge of a sail that is closest to the direction of the wind."By easing the halyard, the luff of the sail was made to sag to leeward."通过放松帆索，帆的前缘（迎风边）向顺风方向松弛了下去。nauticalsailingtechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share抢风航行，顶风行驶 The act of sailing a ship close to the wind."The sailboat's luff allowed it to navigate close to the shore. "这艘帆船通过抢风航行，得以靠近海岸航行。sailingnauticalChat with AIVocabulary GamePractice Reading
noun🔗Share船首最圆处，船头圆弧。 The roundest part of a ship's bow."From our vantage point on the dock, we could clearly see the curve of the ship's luff rising out of the water. "从码头上的有利位置，我们能清楚地看到船的船头圆弧从水面升起。nauticalsailingvehiclepartChat with AIVocabulary GamePractice Reading
noun🔗Share前缘，帆的前缘。 The forward or weather leech of a sail, especially of the jib, spanker, and other fore-and-aft sails."The wind filled the sail, pulling tightly on its luff. "风灌满了帆，使它的前缘绷得紧紧的。nauticalsailingChat with AIVocabulary GamePractice Reading
verb🔗Share扬帆抖动, 帆布飘动 (of a sail) To shake due to being trimmed improperly."The sail began to luff, flapping noisily because I hadn't tightened the rope enough. "因为我没把绳子拉紧，帆开始扬帆抖动，帆布哗啦哗啦地响。nauticalsailingChat with AIVocabulary GamePractice Reading
verb🔗Share抢风，顶风。 (of a boat) To alter course to windward so that the sails luff. (Alternatively luff up)"The sailor had to luff the boat quickly to avoid hitting the buoy, making the sails flap momentarily. "为了避免撞上浮标，水手不得不迅速抢风，导致船帆瞬间拍打起来。nauticalsailingvehiclesportChat with AIVocabulary GamePractice Reading
verb🔗Share迎风飘荡，使船帆逆风。 To let out (a sail) so that it luffs."The sailor had to luff the mainsail when the wind shifted suddenly, causing it to flap uselessly. "风向突变，水手不得不松开主帆，让它迎风飘荡，这样帆就不会再无用地拍打。nauticalsailingChat with AIVocabulary GamePractice Reading
verb🔗Share起重臂变幅，调整起重臂幅度。 To alter the vertical angle of the jib of a crane so as to bring it level with the load."The crane operator had to luff the jib slightly to lift the heavy beam horizontally. "起重机操作员不得不略微调整起重臂幅度，才能水平地吊起那根沉重的梁。nauticalsailingtechnicalmachineChat with AIVocabulary GamePractice Reading
