1. （使）加快；（使）增速 If the process or rate of something accelerates or if something accelerates it, it gets faster and faster.
e.g. Growth will accelerate to 2.9 per cent next year... 明年的增長(cháng)會(huì )加快到2.9%。 e.g. The government is to accelerate its privatisation programme. 政府將加快其私有化計劃的進(jìn)程。
2. （運動(dòng)中的車(chē)輛）加速 When a moving vehicle accelerates, it goes faster and faster.
e.g. Suddenly the car accelerated... 汽車(chē)突然加速。 e.g. She accelerated away from the kerb. 她加速駛離了馬路牙子。