first gear

英 [fɜːst ɡɪə(r)]

美 [fɜːrst ɡɪr]

第一速度（头档）齿轮

英英释义

noun

• the lowest forward gear ratio in the gear box of a motor vehicle
  Synonym:firstlow gearlow

双语例句

• We slow down to first gear and ten miles an hour.
  我们减速至第一挡，每小时10英里。
• The operator should have placed the vehicle in lockup and in first gear.
  操作人员应该将车辆锁定在一档。
• This is gear knob: neutral gear, first gear, second gear, third gear, fourth gear, fifth gear, retreat gear.
  这是变速杆手球：空档；一挡；二挡；三挡；四挡；五挡；倒挡；
• Use first gear on steep hills.
  用第一档爬上陡峭的小山。
• This article is a summary of the study and manufacturing of the first high parameter gear pump in China.
  聚合物熔体输送增压用高参数齿轮泵的研究制造是齿轮泵技术发展的一个重要方面。
• Shift into first gear and put your foot on the accelerator.
  挂一挡，脚放在油门上。
• We finally stopped dropping into first gear at all on the pavement which.
  我们终于停止落入第一档在所有的路面其中。
• Revision for the Model of the Design about the First Machine Gear Shaping Cutters
  关于剃前插齿刀设计模型的修正
• More torque can be sent to the wheels in first gear than in fifth gear because first gear has a larger gear-ratio by which to multiply the torque.
  一档变速传给车轮的转矩比五档传出的转矩大，因为一档变速有大的传动比，而大的降速比则加大了驱动力矩。
• It tends to get stuck in first gear, has trouble changing direction, hesitates when the road gets rough and never seems to reach its destination. It's a company car.
  第一档容易失灵，换向有问题，当路不好走时不好开或是永远也到不了目的地，这就是公司的公车。