n.滑轮，滑轮组，滑车

原形：pulley复数：pulleys

The pulley system in the gym helps me lift heavier weights.
健身房里的滑轮系统帮助我能提起更重的重量。
The flagpole has a simple pulley at the top for raising and lowering the flag.
旗杆顶部有一个简单的滑轮，用于升降旗帜。
The crane uses a complex arrangement of pulleys to lift heavy objects.
起重机使用了一套复杂的滑轮系统来提升重物。
The block and tackle pulley system makes it easier to hoist the sail.
这个滑轮和绞车系统使得升起船帆变得更容易。
The pulley on the ceiling allows the chandelier to be lowered for cleaning.
天花板上的滑轮使得吊灯可以降下来清洁。
The belt-driven pulley transfers power from the engine to the wheels.
皮带驱动的滑轮将发动机的动力传递给车轮。
The pulley mechanism in the window allows it to open and close smoothly.
窗户中的滑轮机制使其能顺畅地开关。
The pulley system in the garage door opener simplifies its operation.
车库门开启器中的滑轮系统简化了其操作。
The well has a pulley attached to a rope for drawing water.
井里有一个与绳子相连的滑轮用来提水。
The pulley on the treadmill adjusts the incline for different workout intensities.
跑步机上的滑轮可以调整坡度以适应不同的锻炼强度。