accelerate：释义

To increase the speed of: accelerated the engine. See Synonyms at speed. Physics To change the velocity of.

To cause to occur sooner than expected: accelerated his retirement by a year.

To cause to develop or progress more quickly: a substance used to accelerate a fire.

To reduce the time required for (an academic course, for example); compress into a shorter period. To make it possible for (a student) to finish an academic course faster than usual.