资料来源 : pyDict

加速,加快

资料来源 : WordNet®

speed up
     v 1: move faster; "The car accelerated" [syn: {accelerate}, {speed},
           {quicken}] [ant: {decelerate}]
     2: cause to move faster; "He accelerated the car" [syn: {accelerate},
         {speed}] [ant: {decelerate}]