band pulley

• 带动滑车

band pulley的用法和样例：

例句

1. There is no bucket and pulley to this well.
   那口井没有吊桶和滑车。
2. This allowed the oil in the nose drive to leak out around the pulley.
   这允许油在要在滑车周遭渗漏的鼻子运动里。