滑轮可以单独或组合使用来传递能量和运动。
Pulleys are used singly or in combination to transmit energy and motion.
通过更换轮状冰刀和滑轮可以在不同的场合或不同的季节在冰面上或地面上运动。
The ice skates can be used for making motion on ice surface or ground in different seasons and at different occasions through replacing the wheel-shaped skates and the sliding wheels.
飞索旅行如今荣登一些最热门的新兴冒险运动中。身穿登山装悬挂在钢索上，这样你就可以使用滑轮在林间穿梭。
Called by some the hottest new adventure sport, on a zip-line tour you wear a climbing harness hooked to a steel cable, so you can traverse from tree to tree using pulleys.
利用滑轮部分带动整个沙发运动。
利用滑轮部分带动整个沙发运动。
应用推荐