first gear
英 [fɜːst ɡɪə(r)]
美 [fɜːrst ɡɪr]
第一速度（头档）齿轮
英英释义
noun
双语例句
- To place the unit in first gear, the band is applied to hold the sun gear from moving.
如果，将行星机构置于一档，制动箍带将锁住太阳轮。 - To shift from first to high gear, the band is released and the clutch is applied causing the output shaft to turn at the same speed as the input shaft.
如果从一档换至高速档，制动带松开，离合器接合，则输出轴和输入轴同速同向旋转。 - But he is still stuck in first gear, and the jury's still out on whether the coaching staff will ever be able to push him into second and beyond.
但是，现在他的水平仍然处于低档一级，评审员对他能否经过调教上升到二级或更高水平仍保持疑问。 - 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。 - I didn't know how to get out of first gear.
不知道如何从一挡到二挡。 - When the gear reducer is required to shutdown under normal condition, first stop gear reducer before lubricating station.
当减速机在正常情况下停止运行时，应该先停减速机，后停润滑站。 - Go up the hill in first gear.
挂一挡上山坡。 - "Settle into the driver's seat, fasten the seat belt, shift into first gear and put your foot on the accelerator, push down the handbrake*"
坐上驾驶座，系好安全带，挂一挡，脚放在油门上，放下手刹 - Engage first gear and firmly apply the handbrake.
挂入一档并牢牢地拉好手制动器。 - 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。