speed例句分享

　　He was driving at well over the speed limit.

　　他當時(shí)開(kāi)車(chē)的速度遠遠超過(guò)了限制。

　　Each learner can proceed at his own speed.

　　每一位學(xué)習者都可以按自己的進(jìn)度學(xué)習。

　　The train began to pick up speed.

　　火車(chē)開(kāi)始加速。