“滑轮”怎么读

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

“滑轮”的英语可以翻译为：pulley，sheave，glidewheel，pulley wheel，block ...