speed increaser的用法和樣例：
例句
- The bus picks up speed with a touch at the accelerator.
把加速器輕輕一踩，車(chē)子的速度就加快了。 - Through a accelerator the scientist might let the particles' speed up to velocity of light, and by colliding to research the law of energy of the microworld.
科學(xué)家通過(guò)粒子加速器使粒子達到光速后，互相進(jìn)行碰撞，來(lái)研究微觀(guān)世界的能量定律。
