莱特兄弟通过使用一种叫做机翼变形控制（Wing Warping）的系统解决了这个难题，这个系统靠滑轮和绳索使机翼改变成不同的形状。
The Wright brothers did this using a system called wing warping, which relied on pulleys and cables to twist the wings into a different shape.
滑轮：力学上的一种装置，在边缘装有活动绳索、弦、缆、链条或带子的轮。
Pulley: in mechanics, a wheel that carries a flexible rope, cord, cable, chain, or Belt on its rim.
他们设计了一个绳索和滑轮系统，在学校毕业生游行经过露台时，拉起一张巨大的床单，上面画了一只巨大的手、比着中指问候。
They devised a rope and pulley system which raised a huge bed sheet on which was painted a huge hand flipping the middle-finger salute as the school's graduating class marched past the balcony.
那里挂了一幅画，内容是1860年的一场激战中，士兵用绳索和滑轮渡过巴兰卡河。
There a painting shows soldiers crossing above the Barranca River in 1860 using ropes and pulleys during a pitched battle.
那里挂了一幅画，内容是1860年的一场激战中，士兵用绳索和滑轮渡过巴兰卡河。
There a painting shows soldiers Barranca River in 1860 using ropes and pulleys during a pitched battle .
绳索在排绳柱作用下，两个滑轮组绕柱子左、右灵活摆动，使绳索在卷绳轴形成有规则的排列。
Under arraying rope pillar function, two pieces of pulley block circles pillar to do left, right nimble swinging, which cause rope winds in regular arrangement.
其滑轮固定安装在墙上，灯座与穿过滑轮的绳索连接，绳索的另一端与固定物连接。
The pulley is fixedly installed on the wall, and the rope which is threaded through the pulley is connected with the lamp-socket, then the other end of the rope is connected with a fixed object.
其滑轮固定安装在墙上，灯座与穿过滑轮的绳索连接，绳索的另一端与固定物连接。
The pulley is fixedly installed on the wall, and the rope which is threaded through the pulley is connected with the lamp-socket, then the other end of the rope is connected with a fixed object.
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