deacceleration['diæk,selə'reiʃən]

• n.deaccelerate的变形

deaccelerate[,diæk'selə,reit]

• vi., vt.减(速)；降低(…的)速度：

  The plane deaccelerated as it came in to land.

  当飞机抵达着陆时便减速飞行。

• 变形:

  vi., vt.deaccelerated.deaccelerating