pulley ['puli]

以下由轻松背单词网站提供

附加级

n.滑轮，滑车，皮带轮

The stone was lifted by means of a rope and pulley. 这块大石是用绳子和滑轮给吊起来的。
The worker threaded the wire through the pulley. 工人把金属丝穿在滑轮上。