n.滑車；滑輪；皮帶輪

There is no bucket and pulley to this well. 那口井沒有吊桶和滑車。

This allowed the oil in the nose drive to leak out around the pulley. 這允許油在要在滑車周遭滲漏的鼻子運動里。

The lifting device is a system of rope and pulley. 這種起重裝置是由纜索和滑輪組成的。

Pulley bearings are frictionless. 滑輪軸承是無摩擦的。

The belt started wrapping up on the tractor pulley. 皮帶開始繞在拖拉機的皮帶輪上。

Attach the pulley which is held by hand with screws. 用螺絲安裝皮帶輪的手持部分。