gearbox [ˈgɪrbɑ:ks]

例句:

• Acceleration is accompanied by a resonating growl from the gearbox.
  变速箱随着加速传来一阵轰鸣。
  
• Its engine is coupled to a semiautomatic gearbox.
  它的发动机与一个半自动变速箱相连接。
  
• Centrifugal machines are connected to the motor drive directly instead of through a gearbox.
  离心机不通过调速箱直接与电机驱动装置相连.
  
• To compensate, engineers engage the gearbox to artificially speed the shaft.
  来自SA
• "The only component specifically developed was the gearbox," he said.
  来自THETIMES
• But he will not incur any penalty for a gearbox change because of his retirement.
  来自BBC