動詞 accelerate:

1. move faster
   同義詞：accelerate, speed up, speed, quicken
2. cause to move faster
   同義詞：accelerate, speed, speed up

形容詞 accelerated:

1. caused to go more rapidly
   同義詞：speeded up
2. speeded up, as of an academic course

1. The car accelerated away and was soon just a speck on the horizon.
   汽車加大油門開走了，不一會兒就消失在地平線上，看上去只有一個小點了。
2. The car accelerated as it overtook me.
   那輛汽車一加速就超越了我。