Question

pulley n.滑轮（组），滑车;皮带轮;v.用滑轮升起，用滑车推动;给…装滑车; pl:pulleys~

Accepted Answer

英[ˈpʊli]  美[ˈpʊli] N-COUNT滑轮；皮带轮A pulley is a device consisting of a wheel over which a rope or chain is pulled in order to lift heavy objects.例：The weights are moved via a cable and pulley system.重物通过缆绳和滑轮系统运送。

单词	pulley
音标	英[ˈpʊli] 美[ˈpʊli]
解释	n.滑轮（组），滑车;皮带轮;v.用滑轮升起，用滑车推动;给…装滑车;
例句	N-COUNT 滑轮；皮带轮 A pulley is a device consisting of a wheel over which a rope or chain is pulled in order to lift heavy objects. 例：The weights are moved via a cable and pulley system.重物通过缆绳和滑轮系统运送。
变形	pl:pulleys~

Pulley 英[ˈpʊli 美[ˈpʊli N.滑轮（组），滑车;皮带轮;V.用滑轮升起，用滑车推动;给…装滑车 N Count 滑轮；皮带轮 Device Consisting