levers ['levəz]

例句:

• I was confronted with an array of knobs, levers, and switches.
  我面对的是一大堆旋钮、控制杆和开关。
  
• Levers and pulleys are simple machines.
  杠杆和滑轮是简单机械.
  
• The workers can manipulate the gears and levers of a machine skillfully.
  工人们能熟练地操纵机件.
  
• These changes necessitated an entirely new arrangement of the controlling levers.
  来自SA
• Pairs of subjects faced each other with the levers between them.
  来自SA
• Sonia was always able to find the levers inside existing structures.
  来自NEWYORKER